Home / 527,593.95-791,560.44-172,527.21

Finding the Fourth Proportional to 527,593.95, 791,560.44 and 172,527.21

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Solution

The fourth proportional to 527,593.95, 791,560.44 and 172,527.21 is: 258,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,593.95 : 791,560.44 = 172,527.21 : x
  2. Step 2: Convert to fraction form
    527,593.95/791,560.44 = 172,527.21/x
  3. Step 3: Cross multiply
    527,593.95x = 791,560.44 × 172,527.21
  4. Step 4: Simplify right side
    527,593.95x = 136,565,714,259.57
  5. Step 5: Solve for x
    x = 136,565,714,259.57/527,593.95
  6. Step 6: Final answer
    x = 258,846.25

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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.