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Finding the Fourth Proportional to 363,437.24, 501,518.40 and 227,465.48

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Solution

The fourth proportional to 363,437.24, 501,518.40 and 227,465.48 is: 313,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,437.24 : 501,518.40 = 227,465.48 : x
  2. Step 2: Convert to fraction form
    363,437.24/501,518.40 = 227,465.48/x
  3. Step 3: Cross multiply
    363,437.24x = 501,518.40 × 227,465.48
  4. Step 4: Simplify right side
    363,437.24x = 114,078,123,584.83
  5. Step 5: Solve for x
    x = 114,078,123,584.83/363,437.24
  6. Step 6: Final answer
    x = 313,886.72

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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.