Home / 527,637.25-727,863.96-323,733.66

Finding the Fourth Proportional to 527,637.25, 727,863.96 and 323,733.66

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Solution

The fourth proportional to 527,637.25, 727,863.96 and 323,733.66 is: 446,583.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,637.25 : 727,863.96 = 323,733.66 : x
  2. Step 2: Convert to fraction form
    527,637.25/727,863.96 = 323,733.66/x
  3. Step 3: Cross multiply
    527,637.25x = 727,863.96 × 323,733.66
  4. Step 4: Simplify right side
    527,637.25x = 235,634,063,752.89
  5. Step 5: Solve for x
    x = 235,634,063,752.89/527,637.25
  6. Step 6: Final answer
    x = 446,583.45

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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.