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Finding the Fourth Proportional to 506,461.34, 759,411.59 and 207,152.13

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Solution

The fourth proportional to 506,461.34, 759,411.59 and 207,152.13 is: 310,613.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,461.34 : 759,411.59 = 207,152.13 : x
  2. Step 2: Convert to fraction form
    506,461.34/759,411.59 = 207,152.13/x
  3. Step 3: Cross multiply
    506,461.34x = 759,411.59 × 207,152.13
  4. Step 4: Simplify right side
    506,461.34x = 157,313,730,227.22
  5. Step 5: Solve for x
    x = 157,313,730,227.22/506,461.34
  6. Step 6: Final answer
    x = 310,613.50

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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.