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Finding the Fourth Proportional to 475,573.57, 656,291.47 and 260,715.15

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Solution

The fourth proportional to 475,573.57, 656,291.47 and 260,715.15 is: 359,786.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,573.57 : 656,291.47 = 260,715.15 : x
  2. Step 2: Convert to fraction form
    475,573.57/656,291.47 = 260,715.15/x
  3. Step 3: Cross multiply
    475,573.57x = 656,291.47 × 260,715.15
  4. Step 4: Simplify right side
    475,573.57x = 171,105,129,044.77
  5. Step 5: Solve for x
    x = 171,105,129,044.77/475,573.57
  6. Step 6: Final answer
    x = 359,786.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.