Home / 836,965.80-1,155,007.98-474,458.04

Finding the Fourth Proportional to 836,965.80, 1,155,007.98 and 474,458.04

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Solution

The fourth proportional to 836,965.80, 1,155,007.98 and 474,458.04 is: 654,749.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,965.80 : 1,155,007.98 = 474,458.04 : x
  2. Step 2: Convert to fraction form
    836,965.80/1,155,007.98 = 474,458.04/x
  3. Step 3: Cross multiply
    836,965.80x = 1,155,007.98 × 474,458.04
  4. Step 4: Simplify right side
    836,965.80x = 548,002,822,375.16
  5. Step 5: Solve for x
    x = 548,002,822,375.16/836,965.80
  6. Step 6: Final answer
    x = 654,749.36

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Why These Related Problems?

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