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Finding the Fourth Proportional to 550,549.20, 825,823.80 and 363,560.70

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Solution

The fourth proportional to 550,549.20, 825,823.80 and 363,560.70 is: 545,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,549.20 : 825,823.80 = 363,560.70 : x
  2. Step 2: Convert to fraction form
    550,549.20/825,823.80 = 363,560.70/x
  3. Step 3: Cross multiply
    550,549.20x = 825,823.80 × 363,560.70
  4. Step 4: Simplify right side
    550,549.20x = 300,237,078,804.66
  5. Step 5: Solve for x
    x = 300,237,078,804.66/550,549.20
  6. Step 6: Final answer
    x = 545,341.05

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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.