Home / 527,670.06-791,674.62-172,603.32

Finding the Fourth Proportional to 527,670.06, 791,674.62 and 172,603.32

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Solution

The fourth proportional to 527,670.06, 791,674.62 and 172,603.32 is: 258,960.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,670.06 : 791,674.62 = 172,603.32 : x
  2. Step 2: Convert to fraction form
    527,670.06/791,674.62 = 172,603.32/x
  3. Step 3: Cross multiply
    527,670.06x = 791,674.62 × 172,603.32
  4. Step 4: Simplify right side
    527,670.06x = 136,645,667,771.74
  5. Step 5: Solve for x
    x = 136,645,667,771.74/527,670.06
  6. Step 6: Final answer
    x = 258,960.43

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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.