Home / 527,261.90-727,693.83-323,276.76

Finding the Fourth Proportional to 527,261.90, 727,693.83 and 323,276.76

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Solution

The fourth proportional to 527,261.90, 727,693.83 and 323,276.76 is: 446,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,261.90 : 727,693.83 = 323,276.76 : x
  2. Step 2: Convert to fraction form
    527,261.90/727,693.83 = 323,276.76/x
  3. Step 3: Cross multiply
    527,261.90x = 727,693.83 × 323,276.76
  4. Step 4: Simplify right side
    527,261.90x = 235,246,503,634.39
  5. Step 5: Solve for x
    x = 235,246,503,634.39/527,261.90
  6. Step 6: Final answer
    x = 446,166.33

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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.