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Finding the Fourth Proportional to 649,527.80, 974,292.98 and 250,356.56

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Solution

The fourth proportional to 649,527.80, 974,292.98 and 250,356.56 is: 375,535.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,527.80 : 974,292.98 = 250,356.56 : x
  2. Step 2: Convert to fraction form
    649,527.80/974,292.98 = 250,356.56/x
  3. Step 3: Cross multiply
    649,527.80x = 974,292.98 × 250,356.56
  4. Step 4: Simplify right side
    649,527.80x = 243,920,632,781.70
  5. Step 5: Solve for x
    x = 243,920,632,781.70/649,527.80
  6. Step 6: Final answer
    x = 375,535.33

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Double scale
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Similar ratio
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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.