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Finding the Fourth Proportional to 332,169.68, 458,395.08 and 198,030.80

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Solution

The fourth proportional to 332,169.68, 458,395.08 and 198,030.80 is: 273,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,169.68 : 458,395.08 = 198,030.80 : x
  2. Step 2: Convert to fraction form
    332,169.68/458,395.08 = 198,030.80/x
  3. Step 3: Cross multiply
    332,169.68x = 458,395.08 × 198,030.80
  4. Step 4: Simplify right side
    332,169.68x = 90,776,344,408.46
  5. Step 5: Solve for x
    x = 90,776,344,408.46/332,169.68
  6. Step 6: Final answer
    x = 273,283.05

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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.