Home / 997,227.90-1,495,404.45-397,989.90

Finding the Fourth Proportional to 997,227.90, 1,495,404.45 and 397,989.90

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Solution

The fourth proportional to 997,227.90, 1,495,404.45 and 397,989.90 is: 596,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,227.90 : 1,495,404.45 = 397,989.90 : x
  2. Step 2: Convert to fraction form
    997,227.90/1,495,404.45 = 397,989.90/x
  3. Step 3: Cross multiply
    997,227.90x = 1,495,404.45 × 397,989.90
  4. Step 4: Simplify right side
    997,227.90x = 595,155,867,515.06
  5. Step 5: Solve for x
    x = 595,155,867,515.06/997,227.90
  6. Step 6: Final answer
    x = 596,810.29

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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.