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Finding the Fourth Proportional to 303,491.01, 418,817.54 and 167,524.92

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Solution

The fourth proportional to 303,491.01, 418,817.54 and 167,524.92 is: 231,184.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,491.01 : 418,817.54 = 167,524.92 : x
  2. Step 2: Convert to fraction form
    303,491.01/418,817.54 = 167,524.92/x
  3. Step 3: Cross multiply
    303,491.01x = 418,817.54 × 167,524.92
  4. Step 4: Simplify right side
    303,491.01x = 70,162,374,045.47
  5. Step 5: Solve for x
    x = 70,162,374,045.47/303,491.01
  6. Step 6: Final answer
    x = 231,184.36

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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.