Home / 887,060.70-1,330,591.05-550,481.40

Finding the Fourth Proportional to 887,060.70, 1,330,591.05 and 550,481.40

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Solution

The fourth proportional to 887,060.70, 1,330,591.05 and 550,481.40 is: 825,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,060.70 : 1,330,591.05 = 550,481.40 : x
  2. Step 2: Convert to fraction form
    887,060.70/1,330,591.05 = 550,481.40/x
  3. Step 3: Cross multiply
    887,060.70x = 1,330,591.05 × 550,481.40
  4. Step 4: Simplify right side
    887,060.70x = 732,465,624,031.47
  5. Step 5: Solve for x
    x = 732,465,624,031.47/887,060.70
  6. Step 6: Final answer
    x = 825,722.10

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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.