Home / 977,132.70-1,465,650.45-503,865.90

Finding the Fourth Proportional to 977,132.70, 1,465,650.45 and 503,865.90

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Solution

The fourth proportional to 977,132.70, 1,465,650.45 and 503,865.90 is: 755,773.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,132.70 : 1,465,650.45 = 503,865.90 : x
  2. Step 2: Convert to fraction form
    977,132.70/1,465,650.45 = 503,865.90/x
  3. Step 3: Cross multiply
    977,132.70x = 1,465,650.45 × 503,865.90
  4. Step 4: Simplify right side
    977,132.70x = 738,491,283,074.66
  5. Step 5: Solve for x
    x = 738,491,283,074.66/977,132.70
  6. Step 6: Final answer
    x = 755,773.79

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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.