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Finding the Fourth Proportional to 357,059.60, 534,552.60 and 346,691.60

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Solution

The fourth proportional to 357,059.60, 534,552.60 and 346,691.60 is: 519,030.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,059.60 : 534,552.60 = 346,691.60 : x
  2. Step 2: Convert to fraction form
    357,059.60/534,552.60 = 346,691.60/x
  3. Step 3: Cross multiply
    357,059.60x = 534,552.60 × 346,691.60
  4. Step 4: Simplify right side
    357,059.60x = 185,324,896,178.16
  5. Step 5: Solve for x
    x = 185,324,896,178.16/357,059.60
  6. Step 6: Final answer
    x = 519,030.71

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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.