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Finding the Fourth Proportional to 550,511.60, 825,767.40 and 176,572.40

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Solution

The fourth proportional to 550,511.60, 825,767.40 and 176,572.40 is: 264,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,511.60 : 825,767.40 = 176,572.40 : x
  2. Step 2: Convert to fraction form
    550,511.60/825,767.40 = 176,572.40/x
  3. Step 3: Cross multiply
    550,511.60x = 825,767.40 × 176,572.40
  4. Step 4: Simplify right side
    550,511.60x = 145,807,731,659.76
  5. Step 5: Solve for x
    x = 145,807,731,659.76/550,511.60
  6. Step 6: Final answer
    x = 264,858.60

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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.