Home / 607,964.20-911,946.30-558,975.40

Finding the Fourth Proportional to 607,964.20, 911,946.30 and 558,975.40

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Solution

The fourth proportional to 607,964.20, 911,946.30 and 558,975.40 is: 838,463.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,964.20 : 911,946.30 = 558,975.40 : x
  2. Step 2: Convert to fraction form
    607,964.20/911,946.30 = 558,975.40/x
  3. Step 3: Cross multiply
    607,964.20x = 911,946.30 × 558,975.40
  4. Step 4: Simplify right side
    607,964.20x = 509,755,547,821.02
  5. Step 5: Solve for x
    x = 509,755,547,821.02/607,964.20
  6. Step 6: Final answer
    x = 838,463.10

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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.