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Finding the Fourth Proportional to 292,750.20, 438,469.20 and 240,262.20

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Solution

The fourth proportional to 292,750.20, 438,469.20 and 240,262.20 is: 359,854.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,750.20 : 438,469.20 = 240,262.20 : x
  2. Step 2: Convert to fraction form
    292,750.20/438,469.20 = 240,262.20/x
  3. Step 3: Cross multiply
    292,750.20x = 438,469.20 × 240,262.20
  4. Step 4: Simplify right side
    292,750.20x = 105,347,574,624.24
  5. Step 5: Solve for x
    x = 105,347,574,624.24/292,750.20
  6. Step 6: Final answer
    x = 359,854.83

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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.