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Finding the Fourth Proportional to 534,486.18, 801,149.58 and 267,603.06

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Solution

The fourth proportional to 534,486.18, 801,149.58 and 267,603.06 is: 401,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,486.18 : 801,149.58 = 267,603.06 : x
  2. Step 2: Convert to fraction form
    534,486.18/801,149.58 = 267,603.06/x
  3. Step 3: Cross multiply
    534,486.18x = 801,149.58 × 267,603.06
  4. Step 4: Simplify right side
    534,486.18x = 214,390,079,125.72
  5. Step 5: Solve for x
    x = 214,390,079,125.72/534,486.18
  6. Step 6: Final answer
    x = 401,114.35

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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.