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Finding the Fourth Proportional to 267,200.67, 400,763.93 and 67,508.76

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Solution

The fourth proportional to 267,200.67, 400,763.93 and 67,508.76 is: 101,253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,200.67 : 400,763.93 = 67,508.76 : x
  2. Step 2: Convert to fraction form
    267,200.67/400,763.93 = 67,508.76/x
  3. Step 3: Cross multiply
    267,200.67x = 400,763.93 × 67,508.76
  4. Step 4: Simplify right side
    267,200.67x = 27,055,075,629.48
  5. Step 5: Solve for x
    x = 27,055,075,629.48/267,200.67
  6. Step 6: Final answer
    x = 101,253.77

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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.