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Finding the Fourth Proportional to 448,752.33, 672,931.13 and 168,072.75

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Solution

The fourth proportional to 448,752.33, 672,931.13 and 168,072.75 is: 252,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,752.33 : 672,931.13 = 168,072.75 : x
  2. Step 2: Convert to fraction form
    448,752.33/672,931.13 = 168,072.75/x
  3. Step 3: Cross multiply
    448,752.33x = 672,931.13 × 168,072.75
  4. Step 4: Simplify right side
    448,752.33x = 113,101,384,739.34
  5. Step 5: Solve for x
    x = 113,101,384,739.34/448,752.33
  6. Step 6: Final answer
    x = 252,035.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.