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Finding the Fourth Proportional to 425,121.54, 586,624.30 and 261,752.10

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Solution

The fourth proportional to 425,121.54, 586,624.30 and 261,752.10 is: 361,191.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,121.54 : 586,624.30 = 261,752.10 : x
  2. Step 2: Convert to fraction form
    425,121.54/586,624.30 = 261,752.10/x
  3. Step 3: Cross multiply
    425,121.54x = 586,624.30 × 261,752.10
  4. Step 4: Simplify right side
    425,121.54x = 153,550,142,436.03
  5. Step 5: Solve for x
    x = 153,550,142,436.03/425,121.54
  6. Step 6: Final answer
    x = 361,191.16

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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.