Home / 861,595.04-1,292,656.32-441,168.32

Finding the Fourth Proportional to 861,595.04, 1,292,656.32 and 441,168.32

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Solution

The fourth proportional to 861,595.04, 1,292,656.32 and 441,168.32 is: 661,887.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,595.04 : 1,292,656.32 = 441,168.32 : x
  2. Step 2: Convert to fraction form
    861,595.04/1,292,656.32 = 441,168.32/x
  3. Step 3: Cross multiply
    861,595.04x = 1,292,656.32 × 441,168.32
  4. Step 4: Simplify right side
    861,595.04x = 570,279,017,031.78
  5. Step 5: Solve for x
    x = 570,279,017,031.78/861,595.04
  6. Step 6: Final answer
    x = 661,887.53

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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.