Home / 480,610.72-663,291.20-265,767.04

Finding the Fourth Proportional to 480,610.72, 663,291.20 and 265,767.04

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Solution

The fourth proportional to 480,610.72, 663,291.20 and 265,767.04 is: 366,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,610.72 : 663,291.20 = 265,767.04 : x
  2. Step 2: Convert to fraction form
    480,610.72/663,291.20 = 265,767.04/x
  3. Step 3: Cross multiply
    480,610.72x = 663,291.20 × 265,767.04
  4. Step 4: Simplify right side
    480,610.72x = 176,280,938,882.05
  5. Step 5: Solve for x
    x = 176,280,938,882.05/480,610.72
  6. Step 6: Final answer
    x = 366,785.28

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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.