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Finding the Fourth Proportional to 242,233.25, 333,935.44 and 170,390.30

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Solution

The fourth proportional to 242,233.25, 333,935.44 and 170,390.30 is: 234,894.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,233.25 : 333,935.44 = 170,390.30 : x
  2. Step 2: Convert to fraction form
    242,233.25/333,935.44 = 170,390.30/x
  3. Step 3: Cross multiply
    242,233.25x = 333,935.44 × 170,390.30
  4. Step 4: Simplify right side
    242,233.25x = 56,899,357,706.58
  5. Step 5: Solve for x
    x = 56,899,357,706.58/242,233.25
  6. Step 6: Final answer
    x = 234,894.92

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Why These Related Problems?

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