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Finding the Fourth Proportional to 176,979.80, 248,393.80 and 176,979.80

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Solution

The fourth proportional to 176,979.80, 248,393.80 and 176,979.80 is: 248,393.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,979.80 : 248,393.80 = 176,979.80 : x
  2. Step 2: Convert to fraction form
    176,979.80/248,393.80 = 176,979.80/x
  3. Step 3: Cross multiply
    176,979.80x = 248,393.80 × 176,979.80
  4. Step 4: Simplify right side
    176,979.80x = 43,960,685,045.24
  5. Step 5: Solve for x
    x = 43,960,685,045.24/176,979.80
  6. Step 6: Final answer
    x = 248,393.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.