Home / 527,236.25-727,586.04-285,518.82

Finding the Fourth Proportional to 527,236.25, 727,586.04 and 285,518.82

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Solution

The fourth proportional to 527,236.25, 727,586.04 and 285,518.82 is: 394,015.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,236.25 : 727,586.04 = 285,518.82 : x
  2. Step 2: Convert to fraction form
    527,236.25/727,586.04 = 285,518.82/x
  3. Step 3: Cross multiply
    527,236.25x = 727,586.04 × 285,518.82
  4. Step 4: Simplify right side
    527,236.25x = 207,739,507,589.27
  5. Step 5: Solve for x
    x = 207,739,507,589.27/527,236.25
  6. Step 6: Final answer
    x = 394,015.98

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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.