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Finding the Fourth Proportional to 268,755.48, 370,758.48 and 173,292.84

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Solution

The fourth proportional to 268,755.48, 370,758.48 and 173,292.84 is: 239,064.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,755.48 : 370,758.48 = 173,292.84 : x
  2. Step 2: Convert to fraction form
    268,755.48/370,758.48 = 173,292.84/x
  3. Step 3: Cross multiply
    268,755.48x = 370,758.48 × 173,292.84
  4. Step 4: Simplify right side
    268,755.48x = 64,249,789,953.28
  5. Step 5: Solve for x
    x = 64,249,789,953.28/268,755.48
  6. Step 6: Final answer
    x = 239,064.11

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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.