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Finding the Fourth Proportional to 481,010.73, 663,795.59 and 266,159.85

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Solution

The fourth proportional to 481,010.73, 663,795.59 and 266,159.85 is: 367,301.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,010.73 : 663,795.59 = 266,159.85 : x
  2. Step 2: Convert to fraction form
    481,010.73/663,795.59 = 266,159.85/x
  3. Step 3: Cross multiply
    481,010.73x = 663,795.59 × 266,159.85
  4. Step 4: Simplify right side
    481,010.73x = 176,675,733,334.26
  5. Step 5: Solve for x
    x = 176,675,733,334.26/481,010.73
  6. Step 6: Final answer
    x = 367,301.02

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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.