Home / 527,228.41-727,575.59-285,511.25

Finding the Fourth Proportional to 527,228.41, 727,575.59 and 285,511.25

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Solution

The fourth proportional to 527,228.41, 727,575.59 and 285,511.25 is: 394,005.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,228.41 : 727,575.59 = 285,511.25 : x
  2. Step 2: Convert to fraction form
    527,228.41/727,575.59 = 285,511.25/x
  3. Step 3: Cross multiply
    527,228.41x = 727,575.59 × 285,511.25
  4. Step 4: Simplify right side
    527,228.41x = 207,731,013,246.29
  5. Step 5: Solve for x
    x = 207,731,013,246.29/527,228.41
  6. Step 6: Final answer
    x = 394,005.73

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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.