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Finding the Fourth Proportional to 237,603.92, 356,459.04 and 79,828.08

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Solution

The fourth proportional to 237,603.92, 356,459.04 and 79,828.08 is: 119,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,603.92 : 356,459.04 = 79,828.08 : x
  2. Step 2: Convert to fraction form
    237,603.92/356,459.04 = 79,828.08/x
  3. Step 3: Cross multiply
    237,603.92x = 356,459.04 × 79,828.08
  4. Step 4: Simplify right side
    237,603.92x = 28,455,440,761.84
  5. Step 5: Solve for x
    x = 28,455,440,761.84/237,603.92
  6. Step 6: Final answer
    x = 119,759.98

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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.