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Finding the Fourth Proportional to 302,017.41, 416,805.75 and 181,163.79

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Solution

The fourth proportional to 302,017.41, 416,805.75 and 181,163.79 is: 250,019.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,017.41 : 416,805.75 = 181,163.79 : x
  2. Step 2: Convert to fraction form
    302,017.41/416,805.75 = 181,163.79/x
  3. Step 3: Cross multiply
    302,017.41x = 416,805.75 × 181,163.79
  4. Step 4: Simplify right side
    302,017.41x = 75,510,109,363.79
  5. Step 5: Solve for x
    x = 75,510,109,363.79/302,017.41
  6. Step 6: Final answer
    x = 250,019.06

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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.