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Finding the Fourth Proportional to 372,359.34, 558,626.70 and 106,123.68

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Solution

The fourth proportional to 372,359.34, 558,626.70 and 106,123.68 is: 159,210.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,359.34 : 558,626.70 = 106,123.68 : x
  2. Step 2: Convert to fraction form
    372,359.34/558,626.70 = 106,123.68/x
  3. Step 3: Cross multiply
    372,359.34x = 558,626.70 × 106,123.68
  4. Step 4: Simplify right side
    372,359.34x = 59,283,521,150.26
  5. Step 5: Solve for x
    x = 59,283,521,150.26/372,359.34
  6. Step 6: Final answer
    x = 159,210.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.