Home / 457,589.10-631,465.28-250,856.10

Finding the Fourth Proportional to 457,589.10, 631,465.28 and 250,856.10

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Solution

The fourth proportional to 457,589.10, 631,465.28 and 250,856.10 is: 346,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,589.10 : 631,465.28 = 250,856.10 : x
  2. Step 2: Convert to fraction form
    457,589.10/631,465.28 = 250,856.10/x
  3. Step 3: Cross multiply
    457,589.10x = 631,465.28 × 250,856.10
  4. Step 4: Simplify right side
    457,589.10x = 158,406,917,426.21
  5. Step 5: Solve for x
    x = 158,406,917,426.21/457,589.10
  6. Step 6: Final answer
    x = 346,177.21

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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.