Home / 924,279.60-1,275,460.20-516,300.48

Finding the Fourth Proportional to 924,279.60, 1,275,460.20 and 516,300.48

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Solution

The fourth proportional to 924,279.60, 1,275,460.20 and 516,300.48 is: 712,469.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,279.60 : 1,275,460.20 = 516,300.48 : x
  2. Step 2: Convert to fraction form
    924,279.60/1,275,460.20 = 516,300.48/x
  3. Step 3: Cross multiply
    924,279.60x = 1,275,460.20 × 516,300.48
  4. Step 4: Simplify right side
    924,279.60x = 658,520,713,480.90
  5. Step 5: Solve for x
    x = 658,520,713,480.90/924,279.60
  6. Step 6: Final answer
    x = 712,469.16

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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.