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Finding the Fourth Proportional to 587,252.80, 880,879.20 and 166,542.40

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Solution

The fourth proportional to 587,252.80, 880,879.20 and 166,542.40 is: 249,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,252.80 : 880,879.20 = 166,542.40 : x
  2. Step 2: Convert to fraction form
    587,252.80/880,879.20 = 166,542.40/x
  3. Step 3: Cross multiply
    587,252.80x = 880,879.20 × 166,542.40
  4. Step 4: Simplify right side
    587,252.80x = 146,703,736,078.08
  5. Step 5: Solve for x
    x = 146,703,736,078.08/587,252.80
  6. Step 6: Final answer
    x = 249,813.60

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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.