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Finding the Fourth Proportional to 622,116.30, 933,174.45 and 267,069.90

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Solution

The fourth proportional to 622,116.30, 933,174.45 and 267,069.90 is: 400,604.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,116.30 : 933,174.45 = 267,069.90 : x
  2. Step 2: Convert to fraction form
    622,116.30/933,174.45 = 267,069.90/x
  3. Step 3: Cross multiply
    622,116.30x = 933,174.45 × 267,069.90
  4. Step 4: Simplify right side
    622,116.30x = 249,222,807,044.06
  5. Step 5: Solve for x
    x = 249,222,807,044.06/622,116.30
  6. Step 6: Final answer
    x = 400,604.85

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Double scale
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Similar ratio
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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.