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Finding the Fourth Proportional to 462,852.30, 694,278.45 and 369,540.30

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Solution

The fourth proportional to 462,852.30, 694,278.45 and 369,540.30 is: 554,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,852.30 : 694,278.45 = 369,540.30 : x
  2. Step 2: Convert to fraction form
    462,852.30/694,278.45 = 369,540.30/x
  3. Step 3: Cross multiply
    462,852.30x = 694,278.45 × 369,540.30
  4. Step 4: Simplify right side
    462,852.30x = 256,563,866,696.54
  5. Step 5: Solve for x
    x = 256,563,866,696.54/462,852.30
  6. Step 6: Final answer
    x = 554,310.45

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Similar ratio
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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.