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Finding the Fourth Proportional to 181,677.78, 274,223.16 and 181,677.78

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Solution

The fourth proportional to 181,677.78, 274,223.16 and 181,677.78 is: 274,223.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,677.78 : 274,223.16 = 181,677.78 : x
  2. Step 2: Convert to fraction form
    181,677.78/274,223.16 = 181,677.78/x
  3. Step 3: Cross multiply
    181,677.78x = 274,223.16 × 181,677.78
  4. Step 4: Simplify right side
    181,677.78x = 49,820,254,933.38
  5. Step 5: Solve for x
    x = 49,820,254,933.38/181,677.78
  6. Step 6: Final answer
    x = 274,223.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.