Home / 627,424.14-941,037.39-521,488.29

Finding the Fourth Proportional to 627,424.14, 941,037.39 and 521,488.29

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Solution

The fourth proportional to 627,424.14, 941,037.39 and 521,488.29 is: 782,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,424.14 : 941,037.39 = 521,488.29 : x
  2. Step 2: Convert to fraction form
    627,424.14/941,037.39 = 521,488.29/x
  3. Step 3: Cross multiply
    627,424.14x = 941,037.39 × 521,488.29
  4. Step 4: Simplify right side
    627,424.14x = 490,739,979,337.16
  5. Step 5: Solve for x
    x = 490,739,979,337.16/627,424.14
  6. Step 6: Final answer
    x = 782,150.30

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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.