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Finding the Fourth Proportional to 349,123.88, 481,791.29 and 198,220.88

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Solution

The fourth proportional to 349,123.88, 481,791.29 and 198,220.88 is: 273,545.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,123.88 : 481,791.29 = 198,220.88 : x
  2. Step 2: Convert to fraction form
    349,123.88/481,791.29 = 198,220.88/x
  3. Step 3: Cross multiply
    349,123.88x = 481,791.29 × 198,220.88
  4. Step 4: Simplify right side
    349,123.88x = 95,501,093,693.51
  5. Step 5: Solve for x
    x = 95,501,093,693.51/349,123.88
  6. Step 6: Final answer
    x = 273,545.00

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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.