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Finding the Fourth Proportional to 625,586.52, 863,295.54 and 339,099.24

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Solution

The fourth proportional to 625,586.52, 863,295.54 and 339,099.24 is: 467,949.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,586.52 : 863,295.54 = 339,099.24 : x
  2. Step 2: Convert to fraction form
    625,586.52/863,295.54 = 339,099.24/x
  3. Step 3: Cross multiply
    625,586.52x = 863,295.54 × 339,099.24
  4. Step 4: Simplify right side
    625,586.52x = 292,742,861,509.39
  5. Step 5: Solve for x
    x = 292,742,861,509.39/625,586.52
  6. Step 6: Final answer
    x = 467,949.44

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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.