Home / 482,580.12-666,040.14-267,789.32

Finding the Fourth Proportional to 482,580.12, 666,040.14 and 267,789.32

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Solution

The fourth proportional to 482,580.12, 666,040.14 and 267,789.32 is: 369,593.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,580.12 : 666,040.14 = 267,789.32 : x
  2. Step 2: Convert to fraction form
    482,580.12/666,040.14 = 267,789.32/x
  3. Step 3: Cross multiply
    482,580.12x = 666,040.14 × 267,789.32
  4. Step 4: Simplify right side
    482,580.12x = 178,358,432,853.10
  5. Step 5: Solve for x
    x = 178,358,432,853.10/482,580.12
  6. Step 6: Final answer
    x = 369,593.41

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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.