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Finding the Fourth Proportional to 627,797.40, 941,696.10 and 576,187.80

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Solution

The fourth proportional to 627,797.40, 941,696.10 and 576,187.80 is: 864,281.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,797.40 : 941,696.10 = 576,187.80 : x
  2. Step 2: Convert to fraction form
    627,797.40/941,696.10 = 576,187.80/x
  3. Step 3: Cross multiply
    627,797.40x = 941,696.10 × 576,187.80
  4. Step 4: Simplify right side
    627,797.40x = 542,593,804,127.58
  5. Step 5: Solve for x
    x = 542,593,804,127.58/627,797.40
  6. Step 6: Final answer
    x = 864,281.70

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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.