Home / 887,711.70-1,330,789.95-532,866.90

Finding the Fourth Proportional to 887,711.70, 1,330,789.95 and 532,866.90

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Solution

The fourth proportional to 887,711.70, 1,330,789.95 and 532,866.90 is: 798,833.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,711.70 : 1,330,789.95 = 532,866.90 : x
  2. Step 2: Convert to fraction form
    887,711.70/1,330,789.95 = 532,866.90/x
  3. Step 3: Cross multiply
    887,711.70x = 1,330,789.95 × 532,866.90
  4. Step 4: Simplify right side
    887,711.70x = 709,133,915,207.66
  5. Step 5: Solve for x
    x = 709,133,915,207.66/887,711.70
  6. Step 6: Final answer
    x = 798,833.58

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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.