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Finding the Fourth Proportional to 291,952.20, 437,582.70 and 123,472.20

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Solution

The fourth proportional to 291,952.20, 437,582.70 and 123,472.20 is: 185,062.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,952.20 : 437,582.70 = 123,472.20 : x
  2. Step 2: Convert to fraction form
    291,952.20/437,582.70 = 123,472.20/x
  3. Step 3: Cross multiply
    291,952.20x = 437,582.70 × 123,472.20
  4. Step 4: Simplify right side
    291,952.20x = 54,029,298,650.94
  5. Step 5: Solve for x
    x = 54,029,298,650.94/291,952.20
  6. Step 6: Final answer
    x = 185,062.14

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1.5x scale

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.