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Finding the Fourth Proportional to 332,187.81, 458,419.07 and 181,284.81

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Solution

The fourth proportional to 332,187.81, 458,419.07 and 181,284.81 is: 250,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,187.81 : 458,419.07 = 181,284.81 : x
  2. Step 2: Convert to fraction form
    332,187.81/458,419.07 = 181,284.81/x
  3. Step 3: Cross multiply
    332,187.81x = 458,419.07 × 181,284.81
  4. Step 4: Simplify right side
    332,187.81x = 83,104,413,098.90
  5. Step 5: Solve for x
    x = 83,104,413,098.90/332,187.81
  6. Step 6: Final answer
    x = 250,172.98

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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.