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Finding the Fourth Proportional to 269,712.24, 404,564.04 and 103,500.24

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Solution

The fourth proportional to 269,712.24, 404,564.04 and 103,500.24 is: 155,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,712.24 : 404,564.04 = 103,500.24 : x
  2. Step 2: Convert to fraction form
    269,712.24/404,564.04 = 103,500.24/x
  3. Step 3: Cross multiply
    269,712.24x = 404,564.04 × 103,500.24
  4. Step 4: Simplify right side
    269,712.24x = 41,872,475,235.37
  5. Step 5: Solve for x
    x = 41,872,475,235.37/269,712.24
  6. Step 6: Final answer
    x = 155,248.70

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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.