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Finding the Fourth Proportional to 514,059.75, 708,134.90 and 437,333.11

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Solution

The fourth proportional to 514,059.75, 708,134.90 and 437,333.11 is: 602,441.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,059.75 : 708,134.90 = 437,333.11 : x
  2. Step 2: Convert to fraction form
    514,059.75/708,134.90 = 437,333.11/x
  3. Step 3: Cross multiply
    514,059.75x = 708,134.90 × 437,333.11
  4. Step 4: Simplify right side
    514,059.75x = 309,690,837,439.54
  5. Step 5: Solve for x
    x = 309,690,837,439.54/514,059.75
  6. Step 6: Final answer
    x = 602,441.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.