Home / 996,462.50-1,375,147.41-543,782.66

Finding the Fourth Proportional to 996,462.50, 1,375,147.41 and 543,782.66

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Solution

The fourth proportional to 996,462.50, 1,375,147.41 and 543,782.66 is: 750,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,462.50 : 1,375,147.41 = 543,782.66 : x
  2. Step 2: Convert to fraction form
    996,462.50/1,375,147.41 = 543,782.66/x
  3. Step 3: Cross multiply
    996,462.50x = 1,375,147.41 × 543,782.66
  4. Step 4: Simplify right side
    996,462.50x = 747,781,316,501.91
  5. Step 5: Solve for x
    x = 747,781,316,501.91/996,462.50
  6. Step 6: Final answer
    x = 750,435.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.