Home / 627,856.23-941,763.18-272,870.28

Finding the Fourth Proportional to 627,856.23, 941,763.18 and 272,870.28

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Solution

The fourth proportional to 627,856.23, 941,763.18 and 272,870.28 is: 409,296.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,856.23 : 941,763.18 = 272,870.28 : x
  2. Step 2: Convert to fraction form
    627,856.23/941,763.18 = 272,870.28/x
  3. Step 3: Cross multiply
    627,856.23x = 941,763.18 × 272,870.28
  4. Step 4: Simplify right side
    627,856.23x = 256,979,182,620.29
  5. Step 5: Solve for x
    x = 256,979,182,620.29/627,856.23
  6. Step 6: Final answer
    x = 409,296.22

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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.