Home / 527,246.25-727,596-285,523.21

Finding the Fourth Proportional to 527,246.25, 727,596 and 285,523.21

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Solution

The fourth proportional to 527,246.25, 727,596 and 285,523.21 is: 394,019.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,246.25 : 727,596 = 285,523.21 : x
  2. Step 2: Convert to fraction form
    527,246.25/727,596 = 285,523.21/x
  3. Step 3: Cross multiply
    527,246.25x = 727,596 × 285,523.21
  4. Step 4: Simplify right side
    527,246.25x = 207,745,546,412.66
  5. Step 5: Solve for x
    x = 207,745,546,412.66/527,246.25
  6. Step 6: Final answer
    x = 394,019.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.