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Finding the Fourth Proportional to 544,015.40, 816,023.10 and 532,956.20

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Solution

The fourth proportional to 544,015.40, 816,023.10 and 532,956.20 is: 799,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,015.40 : 816,023.10 = 532,956.20 : x
  2. Step 2: Convert to fraction form
    544,015.40/816,023.10 = 532,956.20/x
  3. Step 3: Cross multiply
    544,015.40x = 816,023.10 × 532,956.20
  4. Step 4: Simplify right side
    544,015.40x = 434,904,570,488.22
  5. Step 5: Solve for x
    x = 434,904,570,488.22/544,015.40
  6. Step 6: Final answer
    x = 799,434.30

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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.