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Finding the Fourth Proportional to 267,360.30, 401,040.45 and 265,517.10

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Solution

The fourth proportional to 267,360.30, 401,040.45 and 265,517.10 is: 398,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,360.30 : 401,040.45 = 265,517.10 : x
  2. Step 2: Convert to fraction form
    267,360.30/401,040.45 = 265,517.10/x
  3. Step 3: Cross multiply
    267,360.30x = 401,040.45 × 265,517.10
  4. Step 4: Simplify right side
    267,360.30x = 106,483,097,266.70
  5. Step 5: Solve for x
    x = 106,483,097,266.70/267,360.30
  6. Step 6: Final answer
    x = 398,275.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.