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Finding the Fourth Proportional to 294.95, 407.00 and 176.91

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Solution

The fourth proportional to 294.95, 407.00 and 176.91 is: 244.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.95 : 407.00 = 176.91 : x
  2. Step 2: Convert to fraction form
    294.95/407.00 = 176.91/x
  3. Step 3: Cross multiply
    294.95x = 407.00 × 176.91
  4. Step 4: Simplify right side
    294.95x = 72,001.49
  5. Step 5: Solve for x
    x = 72,001.49/294.95
  6. Step 6: Final answer
    x = 244.12

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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.