Home / 671,168.10-1,005,715.35-582,003.30

Finding the Fourth Proportional to 671,168.10, 1,005,715.35 and 582,003.30

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Solution

The fourth proportional to 671,168.10, 1,005,715.35 and 582,003.30 is: 872,105.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,168.10 : 1,005,715.35 = 582,003.30 : x
  2. Step 2: Convert to fraction form
    671,168.10/1,005,715.35 = 582,003.30/x
  3. Step 3: Cross multiply
    671,168.10x = 1,005,715.35 × 582,003.30
  4. Step 4: Simplify right side
    671,168.10x = 585,329,652,560.66
  5. Step 5: Solve for x
    x = 585,329,652,560.66/671,168.10
  6. Step 6: Final answer
    x = 872,105.89

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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.