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Finding the Fourth Proportional to 410,187.70, 572,863.10 and 410,187.70

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Solution

The fourth proportional to 410,187.70, 572,863.10 and 410,187.70 is: 572,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,187.70 : 572,863.10 = 410,187.70 : x
  2. Step 2: Convert to fraction form
    410,187.70/572,863.10 = 410,187.70/x
  3. Step 3: Cross multiply
    410,187.70x = 572,863.10 × 410,187.70
  4. Step 4: Simplify right side
    410,187.70x = 234,981,397,403.87
  5. Step 5: Solve for x
    x = 234,981,397,403.87/410,187.70
  6. Step 6: Final answer
    x = 572,863.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.