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Finding the Fourth Proportional to 500,537.90, 750,800.52 and 121,461.75

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Solution

The fourth proportional to 500,537.90, 750,800.52 and 121,461.75 is: 182,191.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,537.90 : 750,800.52 = 121,461.75 : x
  2. Step 2: Convert to fraction form
    500,537.90/750,800.52 = 121,461.75/x
  3. Step 3: Cross multiply
    500,537.90x = 750,800.52 × 121,461.75
  4. Step 4: Simplify right side
    500,537.90x = 91,193,545,060.11
  5. Step 5: Solve for x
    x = 91,193,545,060.11/500,537.90
  6. Step 6: Final answer
    x = 182,191.09

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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.