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Finding the Fourth Proportional to 247,735.94, 371,618.04 and 70,229

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Solution

The fourth proportional to 247,735.94, 371,618.04 and 70,229 is: 105,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,735.94 : 371,618.04 = 70,229 : x
  2. Step 2: Convert to fraction form
    247,735.94/371,618.04 = 70,229/x
  3. Step 3: Cross multiply
    247,735.94x = 371,618.04 × 70,229
  4. Step 4: Simplify right side
    247,735.94x = 26,098,363,331.16
  5. Step 5: Solve for x
    x = 26,098,363,331.16/247,735.94
  6. Step 6: Final answer
    x = 105,347.51

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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.