Home / 868,821.70-1,303,232.55-737,601.70

Finding the Fourth Proportional to 868,821.70, 1,303,232.55 and 737,601.70

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Solution

The fourth proportional to 868,821.70, 1,303,232.55 and 737,601.70 is: 1,106,402.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,821.70 : 1,303,232.55 = 737,601.70 : x
  2. Step 2: Convert to fraction form
    868,821.70/1,303,232.55 = 737,601.70/x
  3. Step 3: Cross multiply
    868,821.70x = 1,303,232.55 × 737,601.70
  4. Step 4: Simplify right side
    868,821.70x = 961,266,544,375.34
  5. Step 5: Solve for x
    x = 961,266,544,375.34/868,821.70
  6. Step 6: Final answer
    x = 1,106,402.55

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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.