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Finding the Fourth Proportional to 543,836.64, 750,696.72 and 467,047.44

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Solution

The fourth proportional to 543,836.64, 750,696.72 and 467,047.44 is: 644,699.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,836.64 : 750,696.72 = 467,047.44 : x
  2. Step 2: Convert to fraction form
    543,836.64/750,696.72 = 467,047.44/x
  3. Step 3: Cross multiply
    543,836.64x = 750,696.72 × 467,047.44
  4. Step 4: Simplify right side
    543,836.64x = 350,610,981,292.40
  5. Step 5: Solve for x
    x = 350,610,981,292.40/543,836.64
  6. Step 6: Final answer
    x = 644,699.08

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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.