Home / 351,023.60-526,535.40-267,042.80

Finding the Fourth Proportional to 351,023.60, 526,535.40 and 267,042.80

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Solution

The fourth proportional to 351,023.60, 526,535.40 and 267,042.80 is: 400,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,023.60 : 526,535.40 = 267,042.80 : x
  2. Step 2: Convert to fraction form
    351,023.60/526,535.40 = 267,042.80/x
  3. Step 3: Cross multiply
    351,023.60x = 526,535.40 × 267,042.80
  4. Step 4: Simplify right side
    351,023.60x = 140,607,487,515.12
  5. Step 5: Solve for x
    x = 140,607,487,515.12/351,023.60
  6. Step 6: Final answer
    x = 400,564.20

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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.