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Finding the Fourth Proportional to 536,158.16, 739,713.20 and 342,679.04

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Solution

The fourth proportional to 536,158.16, 739,713.20 and 342,679.04 is: 472,778.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,158.16 : 739,713.20 = 342,679.04 : x
  2. Step 2: Convert to fraction form
    536,158.16/739,713.20 = 342,679.04/x
  3. Step 3: Cross multiply
    536,158.16x = 739,713.20 × 342,679.04
  4. Step 4: Simplify right side
    536,158.16x = 253,484,209,251.33
  5. Step 5: Solve for x
    x = 253,484,209,251.33/536,158.16
  6. Step 6: Final answer
    x = 472,778.80

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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.