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Finding the Fourth Proportional to 245.16, 337.86 and 176.04

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Solution

The fourth proportional to 245.16, 337.86 and 176.04 is: 242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.16 : 337.86 = 176.04 : x
  2. Step 2: Convert to fraction form
    245.16/337.86 = 176.04/x
  3. Step 3: Cross multiply
    245.16x = 337.86 × 176.04
  4. Step 4: Simplify right side
    245.16x = 59,476.87
  5. Step 5: Solve for x
    x = 59,476.87/245.16
  6. Step 6: Final answer
    x = 242.60

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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.