Home / 752,984.30-1,039,118.33-413,452.55

Finding the Fourth Proportional to 752,984.30, 1,039,118.33 and 413,452.55

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Solution

The fourth proportional to 752,984.30, 1,039,118.33 and 413,452.55 is: 570,564.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,984.30 : 1,039,118.33 = 413,452.55 : x
  2. Step 2: Convert to fraction form
    752,984.30/1,039,118.33 = 413,452.55/x
  3. Step 3: Cross multiply
    752,984.30x = 1,039,118.33 × 413,452.55
  4. Step 4: Simplify right side
    752,984.30x = 429,626,119,128.28
  5. Step 5: Solve for x
    x = 429,626,119,128.28/752,984.30
  6. Step 6: Final answer
    x = 570,564.52

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