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Finding the Fourth Proportional to 591,888.80, 887,833.20 and 197,904.80

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Solution

The fourth proportional to 591,888.80, 887,833.20 and 197,904.80 is: 296,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,888.80 : 887,833.20 = 197,904.80 : x
  2. Step 2: Convert to fraction form
    591,888.80/887,833.20 = 197,904.80/x
  3. Step 3: Cross multiply
    591,888.80x = 887,833.20 × 197,904.80
  4. Step 4: Simplify right side
    591,888.80x = 175,706,451,879.36
  5. Step 5: Solve for x
    x = 175,706,451,879.36/591,888.80
  6. Step 6: Final answer
    x = 296,857.20

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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.