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Finding the Fourth Proportional to 500,050.16, 749,958.56 and 144,968.88

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Solution

The fourth proportional to 500,050.16, 749,958.56 and 144,968.88 is: 217,419.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,050.16 : 749,958.56 = 144,968.88 : x
  2. Step 2: Convert to fraction form
    500,050.16/749,958.56 = 144,968.88/x
  3. Step 3: Cross multiply
    500,050.16x = 749,958.56 × 144,968.88
  4. Step 4: Simplify right side
    500,050.16x = 108,720,652,489.61
  5. Step 5: Solve for x
    x = 108,720,652,489.61/500,050.16
  6. Step 6: Final answer
    x = 217,419.49

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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.