Home / 597,946.80-896,920.20-386,439.60

Finding the Fourth Proportional to 597,946.80, 896,920.20 and 386,439.60

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Solution

The fourth proportional to 597,946.80, 896,920.20 and 386,439.60 is: 579,659.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,946.80 : 896,920.20 = 386,439.60 : x
  2. Step 2: Convert to fraction form
    597,946.80/896,920.20 = 386,439.60/x
  3. Step 3: Cross multiply
    597,946.80x = 896,920.20 × 386,439.60
  4. Step 4: Simplify right side
    597,946.80x = 346,605,483,319.92
  5. Step 5: Solve for x
    x = 346,605,483,319.92/597,946.80
  6. Step 6: Final answer
    x = 579,659.40

Related Problems

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Half scale
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Double scale
Find fourth proportional to 597,947.80, 896,921.70 and 386,440.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.