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Finding the Fourth Proportional to 500,380.25, 750,648.14 and 168,034.01

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Solution

The fourth proportional to 500,380.25, 750,648.14 and 168,034.01 is: 252,077.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,380.25 : 750,648.14 = 168,034.01 : x
  2. Step 2: Convert to fraction form
    500,380.25/750,648.14 = 168,034.01/x
  3. Step 3: Cross multiply
    500,380.25x = 750,648.14 × 168,034.01
  4. Step 4: Simplify right side
    500,380.25x = 126,134,417,063.24
  5. Step 5: Solve for x
    x = 126,134,417,063.24/500,380.25
  6. Step 6: Final answer
    x = 252,077.13

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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.