Home / 502,530.30-753,633.24-165,490.80

Finding the Fourth Proportional to 502,530.30, 753,633.24 and 165,490.80

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Solution

The fourth proportional to 502,530.30, 753,633.24 and 165,490.80 is: 248,182.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,530.30 : 753,633.24 = 165,490.80 : x
  2. Step 2: Convert to fraction form
    502,530.30/753,633.24 = 165,490.80/x
  3. Step 3: Cross multiply
    502,530.30x = 753,633.24 × 165,490.80
  4. Step 4: Simplify right side
    502,530.30x = 124,719,367,794.19
  5. Step 5: Solve for x
    x = 124,719,367,794.19/502,530.30
  6. Step 6: Final answer
    x = 248,182.78

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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.