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Finding the Fourth Proportional to 367,051.60, 550,577.40 and 328,560.40

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Solution

The fourth proportional to 367,051.60, 550,577.40 and 328,560.40 is: 492,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,051.60 : 550,577.40 = 328,560.40 : x
  2. Step 2: Convert to fraction form
    367,051.60/550,577.40 = 328,560.40/x
  3. Step 3: Cross multiply
    367,051.60x = 550,577.40 × 328,560.40
  4. Step 4: Simplify right side
    367,051.60x = 180,897,930,774.96
  5. Step 5: Solve for x
    x = 180,897,930,774.96/367,051.60
  6. Step 6: Final answer
    x = 492,840.60

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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.