Home / 527,282.19-727,662.91-323,445.59

Finding the Fourth Proportional to 527,282.19, 727,662.91 and 323,445.59

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Solution

The fourth proportional to 527,282.19, 727,662.91 and 323,445.59 is: 446,363.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,282.19 : 727,662.91 = 323,445.59 : x
  2. Step 2: Convert to fraction form
    527,282.19/727,662.91 = 323,445.59/x
  3. Step 3: Cross multiply
    527,282.19x = 727,662.91 × 323,445.59
  4. Step 4: Simplify right side
    527,282.19x = 235,359,359,246.07
  5. Step 5: Solve for x
    x = 235,359,359,246.07/527,282.19
  6. Step 6: Final answer
    x = 446,363.19

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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.