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Finding the Fourth Proportional to 348,777.73, 523,215.78 and 112,041.04

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Solution

The fourth proportional to 348,777.73, 523,215.78 and 112,041.04 is: 168,077.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,777.73 : 523,215.78 = 112,041.04 : x
  2. Step 2: Convert to fraction form
    348,777.73/523,215.78 = 112,041.04/x
  3. Step 3: Cross multiply
    348,777.73x = 523,215.78 × 112,041.04
  4. Step 4: Simplify right side
    348,777.73x = 58,621,640,135.61
  5. Step 5: Solve for x
    x = 58,621,640,135.61/348,777.73
  6. Step 6: Final answer
    x = 168,077.36

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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.