Home / 527,185.53-790,781.00-127,826.37

Finding the Fourth Proportional to 527,185.53, 790,781.00 and 127,826.37

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Solution

The fourth proportional to 527,185.53, 790,781.00 and 127,826.37 is: 191,740.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,185.53 : 790,781.00 = 127,826.37 : x
  2. Step 2: Convert to fraction form
    527,185.53/790,781.00 = 127,826.37/x
  3. Step 3: Cross multiply
    527,185.53x = 790,781.00 × 127,826.37
  4. Step 4: Simplify right side
    527,185.53x = 101,082,664,055.84
  5. Step 5: Solve for x
    x = 101,082,664,055.84/527,185.53
  6. Step 6: Final answer
    x = 191,740.21

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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.