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Finding the Fourth Proportional to 633,928.69, 950,543.11 and 260,214.13

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Solution

The fourth proportional to 633,928.69, 950,543.11 and 260,214.13 is: 390,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,928.69 : 950,543.11 = 260,214.13 : x
  2. Step 2: Convert to fraction form
    633,928.69/950,543.11 = 260,214.13/x
  3. Step 3: Cross multiply
    633,928.69x = 950,543.11 × 260,214.13
  4. Step 4: Simplify right side
    633,928.69x = 247,344,748,396.14
  5. Step 5: Solve for x
    x = 247,344,748,396.14/633,928.69
  6. Step 6: Final answer
    x = 390,177.56

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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.