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Finding the Fourth Proportional to 351,545.51, 527,343.09 and 174,004.85

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Solution

The fourth proportional to 351,545.51, 527,343.09 and 174,004.85 is: 261,019.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,545.51 : 527,343.09 = 174,004.85 : x
  2. Step 2: Convert to fraction form
    351,545.51/527,343.09 = 174,004.85/x
  3. Step 3: Cross multiply
    351,545.51x = 527,343.09 × 174,004.85
  4. Step 4: Simplify right side
    351,545.51x = 91,760,255,267.33
  5. Step 5: Solve for x
    x = 91,760,255,267.33/351,545.51
  6. Step 6: Final answer
    x = 261,019.56

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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.