Home / 996,917.90-1,495,595.55-491,720.90

Finding the Fourth Proportional to 996,917.90, 1,495,595.55 and 491,720.90

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Solution

The fourth proportional to 996,917.90, 1,495,595.55 and 491,720.90 is: 737,689.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,917.90 : 1,495,595.55 = 491,720.90 : x
  2. Step 2: Convert to fraction form
    996,917.90/1,495,595.55 = 491,720.90/x
  3. Step 3: Cross multiply
    996,917.90x = 1,495,595.55 × 491,720.90
  4. Step 4: Simplify right side
    996,917.90x = 735,415,589,882.00
  5. Step 5: Solve for x
    x = 735,415,589,882.00/996,917.90
  6. Step 6: Final answer
    x = 737,689.22

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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.