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Finding the Fourth Proportional to 374,294.67, 516,539.39 and 204,539.73

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Solution

The fourth proportional to 374,294.67, 516,539.39 and 204,539.73 is: 282,271.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,294.67 : 516,539.39 = 204,539.73 : x
  2. Step 2: Convert to fraction form
    374,294.67/516,539.39 = 204,539.73/x
  3. Step 3: Cross multiply
    374,294.67x = 516,539.39 × 204,539.73
  4. Step 4: Simplify right side
    374,294.67x = 105,652,826,342.27
  5. Step 5: Solve for x
    x = 105,652,826,342.27/374,294.67
  6. Step 6: Final answer
    x = 282,271.79

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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.