Home / 865,046.04-1,193,714.08-516,579.72

Finding the Fourth Proportional to 865,046.04, 1,193,714.08 and 516,579.72

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Solution

The fourth proportional to 865,046.04, 1,193,714.08 and 516,579.72 is: 712,850.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,046.04 : 1,193,714.08 = 516,579.72 : x
  2. Step 2: Convert to fraction form
    865,046.04/1,193,714.08 = 516,579.72/x
  3. Step 3: Cross multiply
    865,046.04x = 1,193,714.08 × 516,579.72
  4. Step 4: Simplify right side
    865,046.04x = 616,648,485,206.46
  5. Step 5: Solve for x
    x = 616,648,485,206.46/865,046.04
  6. Step 6: Final answer
    x = 712,850.48

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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.