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Finding the Fourth Proportional to 658,295.92, 908,191.11 and 382,607.92

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Solution

The fourth proportional to 658,295.92, 908,191.11 and 382,607.92 is: 527,849.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,295.92 : 908,191.11 = 382,607.92 : x
  2. Step 2: Convert to fraction form
    658,295.92/908,191.11 = 382,607.92/x
  3. Step 3: Cross multiply
    658,295.92x = 908,191.11 × 382,607.92
  4. Step 4: Simplify right side
    658,295.92x = 347,481,111,559.59
  5. Step 5: Solve for x
    x = 347,481,111,559.59/658,295.92
  6. Step 6: Final answer
    x = 527,849.41

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Double scale
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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.