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Finding the Fourth Proportional to 218,048.18, 300,913.00 and 132,022.89

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Solution

The fourth proportional to 218,048.18, 300,913.00 and 132,022.89 is: 182,195.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,048.18 : 300,913.00 = 132,022.89 : x
  2. Step 2: Convert to fraction form
    218,048.18/300,913.00 = 132,022.89/x
  3. Step 3: Cross multiply
    218,048.18x = 300,913.00 × 132,022.89
  4. Step 4: Simplify right side
    218,048.18x = 39,727,403,568.51
  5. Step 5: Solve for x
    x = 39,727,403,568.51/218,048.18
  6. Step 6: Final answer
    x = 182,195.53

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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.