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Finding the Fourth Proportional to 572,449.69, 858,677.49 and 335,626.29

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Solution

The fourth proportional to 572,449.69, 858,677.49 and 335,626.29 is: 503,441.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,449.69 : 858,677.49 = 335,626.29 : x
  2. Step 2: Convert to fraction form
    572,449.69/858,677.49 = 335,626.29/x
  3. Step 3: Cross multiply
    572,449.69x = 858,677.49 × 335,626.29
  4. Step 4: Simplify right side
    572,449.69x = 288,194,740,275.21
  5. Step 5: Solve for x
    x = 288,194,740,275.21/572,449.69
  6. Step 6: Final answer
    x = 503,441.17

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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.