Home / 501,638.95-752,456.40-181,716.04

Finding the Fourth Proportional to 501,638.95, 752,456.40 and 181,716.04

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Solution

The fourth proportional to 501,638.95, 752,456.40 and 181,716.04 is: 272,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,638.95 : 752,456.40 = 181,716.04 : x
  2. Step 2: Convert to fraction form
    501,638.95/752,456.40 = 181,716.04/x
  3. Step 3: Cross multiply
    501,638.95x = 752,456.40 × 181,716.04
  4. Step 4: Simplify right side
    501,638.95x = 136,733,397,280.66
  5. Step 5: Solve for x
    x = 136,733,397,280.66/501,638.95
  6. Step 6: Final answer
    x = 272,573.33

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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.