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Finding the Fourth Proportional to 226,002.40, 311,886.40 and 124,026.24

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Solution

The fourth proportional to 226,002.40, 311,886.40 and 124,026.24 is: 171,157.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,002.40 : 311,886.40 = 124,026.24 : x
  2. Step 2: Convert to fraction form
    226,002.40/311,886.40 = 124,026.24/x
  3. Step 3: Cross multiply
    226,002.40x = 311,886.40 × 124,026.24
  4. Step 4: Simplify right side
    226,002.40x = 38,682,097,499.14
  5. Step 5: Solve for x
    x = 38,682,097,499.14/226,002.40
  6. Step 6: Final answer
    x = 171,157.91

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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.