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Finding the Fourth Proportional to 411,251.40, 567,525.78 and 232,403.40

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Solution

The fourth proportional to 411,251.40, 567,525.78 and 232,403.40 is: 320,716.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,251.40 : 567,525.78 = 232,403.40 : x
  2. Step 2: Convert to fraction form
    411,251.40/567,525.78 = 232,403.40/x
  3. Step 3: Cross multiply
    411,251.40x = 567,525.78 × 232,403.40
  4. Step 4: Simplify right side
    411,251.40x = 131,894,920,859.65
  5. Step 5: Solve for x
    x = 131,894,920,859.65/411,251.40
  6. Step 6: Final answer
    x = 320,716.04

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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.