Home / 527,367.41-727,767.23-285,649.23

Finding the Fourth Proportional to 527,367.41, 727,767.23 and 285,649.23

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Solution

The fourth proportional to 527,367.41, 727,767.23 and 285,649.23 is: 394,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,367.41 : 727,767.23 = 285,649.23 : x
  2. Step 2: Convert to fraction form
    527,367.41/727,767.23 = 285,649.23/x
  3. Step 3: Cross multiply
    527,367.41x = 727,767.23 × 285,649.23
  4. Step 4: Simplify right side
    527,367.41x = 207,886,151,776.39
  5. Step 5: Solve for x
    x = 207,886,151,776.39/527,367.41
  6. Step 6: Final answer
    x = 394,196.05

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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.