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Finding the Fourth Proportional to 342,693.06, 514,040.40 and 93,375.06

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Solution

The fourth proportional to 342,693.06, 514,040.40 and 93,375.06 is: 140,062.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,693.06 : 514,040.40 = 93,375.06 : x
  2. Step 2: Convert to fraction form
    342,693.06/514,040.40 = 93,375.06/x
  3. Step 3: Cross multiply
    342,693.06x = 514,040.40 × 93,375.06
  4. Step 4: Simplify right side
    342,693.06x = 47,998,553,192.42
  5. Step 5: Solve for x
    x = 47,998,553,192.42/342,693.06
  6. Step 6: Final answer
    x = 140,062.81

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Why These Related Problems?

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