Home / 729,068.00-1,005,367.20-483,966.29

Finding the Fourth Proportional to 729,068.00, 1,005,367.20 and 483,966.29

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Solution

The fourth proportional to 729,068.00, 1,005,367.20 and 483,966.29 is: 667,377.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,068.00 : 1,005,367.20 = 483,966.29 : x
  2. Step 2: Convert to fraction form
    729,068.00/1,005,367.20 = 483,966.29/x
  3. Step 3: Cross multiply
    729,068.00x = 1,005,367.20 × 483,966.29
  4. Step 4: Simplify right side
    729,068.00x = 486,563,828,844.85
  5. Step 5: Solve for x
    x = 486,563,828,844.85/729,068.00
  6. Step 6: Final answer
    x = 667,377.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.