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Finding the Fourth Proportional to 425,134.93, 586,684.68 and 234,147.88

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Solution

The fourth proportional to 425,134.93, 586,684.68 and 234,147.88 is: 323,123.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,134.93 : 586,684.68 = 234,147.88 : x
  2. Step 2: Convert to fraction form
    425,134.93/586,684.68 = 234,147.88/x
  3. Step 3: Cross multiply
    425,134.93x = 586,684.68 × 234,147.88
  4. Step 4: Simplify right side
    425,134.93x = 137,370,974,050.48
  5. Step 5: Solve for x
    x = 137,370,974,050.48/425,134.93
  6. Step 6: Final answer
    x = 323,123.24

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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.