Home / 838,727.04-1,157,422.08-481,008

Finding the Fourth Proportional to 838,727.04, 1,157,422.08 and 481,008

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Solution

The fourth proportional to 838,727.04, 1,157,422.08 and 481,008 is: 663,778.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,727.04 : 1,157,422.08 = 481,008 : x
  2. Step 2: Convert to fraction form
    838,727.04/1,157,422.08 = 481,008/x
  3. Step 3: Cross multiply
    838,727.04x = 1,157,422.08 × 481,008
  4. Step 4: Simplify right side
    838,727.04x = 556,729,279,856.64
  5. Step 5: Solve for x
    x = 556,729,279,856.64/838,727.04
  6. Step 6: Final answer
    x = 663,778.86

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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.