Home / 730,414.80-1,095,622.20-702,421.20

Finding the Fourth Proportional to 730,414.80, 1,095,622.20 and 702,421.20

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Solution

The fourth proportional to 730,414.80, 1,095,622.20 and 702,421.20 is: 1,053,631.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,414.80 : 1,095,622.20 = 702,421.20 : x
  2. Step 2: Convert to fraction form
    730,414.80/1,095,622.20 = 702,421.20/x
  3. Step 3: Cross multiply
    730,414.80x = 1,095,622.20 × 702,421.20
  4. Step 4: Simplify right side
    730,414.80x = 769,588,260,470.64
  5. Step 5: Solve for x
    x = 769,588,260,470.64/730,414.80
  6. Step 6: Final answer
    x = 1,053,631.80

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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.