Home / 851,924.60-1,275,227.70-627,538.04

Finding the Fourth Proportional to 851,924.60, 1,275,227.70 and 627,538.04

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Solution

The fourth proportional to 851,924.60, 1,275,227.70 and 627,538.04 is: 939,348.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,924.60 : 1,275,227.70 = 627,538.04 : x
  2. Step 2: Convert to fraction form
    851,924.60/1,275,227.70 = 627,538.04/x
  3. Step 3: Cross multiply
    851,924.60x = 1,275,227.70 × 627,538.04
  4. Step 4: Simplify right side
    851,924.60x = 800,253,891,411.71
  5. Step 5: Solve for x
    x = 800,253,891,411.71/851,924.60
  6. Step 6: Final answer
    x = 939,348.26

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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.