Home / 979,763.52-1,468,977.12-498,809.28

Finding the Fourth Proportional to 979,763.52, 1,468,977.12 and 498,809.28

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Solution

The fourth proportional to 979,763.52, 1,468,977.12 and 498,809.28 is: 747,873.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,763.52 : 1,468,977.12 = 498,809.28 : x
  2. Step 2: Convert to fraction form
    979,763.52/1,468,977.12 = 498,809.28/x
  3. Step 3: Cross multiply
    979,763.52x = 1,468,977.12 × 498,809.28
  4. Step 4: Simplify right side
    979,763.52x = 732,739,419,563.67
  5. Step 5: Solve for x
    x = 732,739,419,563.67/979,763.52
  6. Step 6: Final answer
    x = 747,873.75

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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.