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Finding the Fourth Proportional to 227,754.78, 341,839.53 and 121,228.22

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Solution

The fourth proportional to 227,754.78, 341,839.53 and 121,228.22 is: 181,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,754.78 : 341,839.53 = 121,228.22 : x
  2. Step 2: Convert to fraction form
    227,754.78/341,839.53 = 121,228.22/x
  3. Step 3: Cross multiply
    227,754.78x = 341,839.53 × 121,228.22
  4. Step 4: Simplify right side
    227,754.78x = 41,440,596,038.34
  5. Step 5: Solve for x
    x = 41,440,596,038.34/227,754.78
  6. Step 6: Final answer
    x = 181,952.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.