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Finding the Fourth Proportional to 272,263.50, 375,668.56 and 159,064.38

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Solution

The fourth proportional to 272,263.50, 375,668.56 and 159,064.38 is: 219,476.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,263.50 : 375,668.56 = 159,064.38 : x
  2. Step 2: Convert to fraction form
    272,263.50/375,668.56 = 159,064.38/x
  3. Step 3: Cross multiply
    272,263.50x = 375,668.56 × 159,064.38
  4. Step 4: Simplify right side
    272,263.50x = 59,755,486,581.89
  5. Step 5: Solve for x
    x = 59,755,486,581.89/272,263.50
  6. Step 6: Final answer
    x = 219,476.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.