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Finding the Fourth Proportional to 561,246.67, 841,877.30 and 187,269.67

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Solution

The fourth proportional to 561,246.67, 841,877.30 and 187,269.67 is: 280,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,246.67 : 841,877.30 = 187,269.67 : x
  2. Step 2: Convert to fraction form
    561,246.67/841,877.30 = 187,269.67/x
  3. Step 3: Cross multiply
    561,246.67x = 841,877.30 × 187,269.67
  4. Step 4: Simplify right side
    561,246.67x = 157,658,084,151.49
  5. Step 5: Solve for x
    x = 157,658,084,151.49/561,246.67
  6. Step 6: Final answer
    x = 280,906.94

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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.