Home / 861,548.04-1,292,585.58-441,121.32

Finding the Fourth Proportional to 861,548.04, 1,292,585.58 and 441,121.32

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Solution

The fourth proportional to 861,548.04, 1,292,585.58 and 441,121.32 is: 661,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,548.04 : 1,292,585.58 = 441,121.32 : x
  2. Step 2: Convert to fraction form
    861,548.04/1,292,585.58 = 441,121.32/x
  3. Step 3: Cross multiply
    861,548.04x = 1,292,585.58 × 441,121.32
  4. Step 4: Simplify right side
    861,548.04x = 570,187,057,262.57
  5. Step 5: Solve for x
    x = 570,187,057,262.57/861,548.04
  6. Step 6: Final answer
    x = 661,816.90

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Double scale
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1.5x scale

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.