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Finding the Fourth Proportional to 435,696.54, 653,080.17 and 248,304.54

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Solution

The fourth proportional to 435,696.54, 653,080.17 and 248,304.54 is: 372,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,696.54 : 653,080.17 = 248,304.54 : x
  2. Step 2: Convert to fraction form
    435,696.54/653,080.17 = 248,304.54/x
  3. Step 3: Cross multiply
    435,696.54x = 653,080.17 × 248,304.54
  4. Step 4: Simplify right side
    435,696.54x = 162,162,771,194.97
  5. Step 5: Solve for x
    x = 162,162,771,194.97/435,696.54
  6. Step 6: Final answer
    x = 372,192.01

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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.