Home / 977,366.80-1,466,050.20-346,344.40

Finding the Fourth Proportional to 977,366.80, 1,466,050.20 and 346,344.40

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Solution

The fourth proportional to 977,366.80, 1,466,050.20 and 346,344.40 is: 519,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,366.80 : 1,466,050.20 = 346,344.40 : x
  2. Step 2: Convert to fraction form
    977,366.80/1,466,050.20 = 346,344.40/x
  3. Step 3: Cross multiply
    977,366.80x = 1,466,050.20 × 346,344.40
  4. Step 4: Simplify right side
    977,366.80x = 507,758,276,888.88
  5. Step 5: Solve for x
    x = 507,758,276,888.88/977,366.80
  6. Step 6: Final answer
    x = 519,516.60

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Half scale
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Double scale
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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.