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Finding the Fourth Proportional to 500,615.64, 750,398.58 and 234,151.56

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Solution

The fourth proportional to 500,615.64, 750,398.58 and 234,151.56 is: 350,981.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,615.64 : 750,398.58 = 234,151.56 : x
  2. Step 2: Convert to fraction form
    500,615.64/750,398.58 = 234,151.56/x
  3. Step 3: Cross multiply
    500,615.64x = 750,398.58 × 234,151.56
  4. Step 4: Simplify right side
    500,615.64x = 175,706,998,128.79
  5. Step 5: Solve for x
    x = 175,706,998,128.79/500,615.64
  6. Step 6: Final answer
    x = 350,981.84

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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.