Home / 481,929.60-665,066.76-267,073.20

Finding the Fourth Proportional to 481,929.60, 665,066.76 and 267,073.20

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Solution

The fourth proportional to 481,929.60, 665,066.76 and 267,073.20 is: 368,563.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,929.60 : 665,066.76 = 267,073.20 : x
  2. Step 2: Convert to fraction form
    481,929.60/665,066.76 = 267,073.20/x
  3. Step 3: Cross multiply
    481,929.60x = 665,066.76 × 267,073.20
  4. Step 4: Simplify right side
    481,929.60x = 177,621,507,806.83
  5. Step 5: Solve for x
    x = 177,621,507,806.83/481,929.60
  6. Step 6: Final answer
    x = 368,563.18

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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.