Home / 527,636.25-727,862.58-323,732.66

Finding the Fourth Proportional to 527,636.25, 727,862.58 and 323,732.66

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Solution

The fourth proportional to 527,636.25, 727,862.58 and 323,732.66 is: 446,582.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,636.25 : 727,862.58 = 323,732.66 : x
  2. Step 2: Convert to fraction form
    527,636.25/727,862.58 = 323,732.66/x
  3. Step 3: Cross multiply
    527,636.25x = 727,862.58 × 323,732.66
  4. Step 4: Simplify right side
    527,636.25x = 235,632,885,498.55
  5. Step 5: Solve for x
    x = 235,632,885,498.55/527,636.25
  6. Step 6: Final answer
    x = 446,582.06

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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.