Home / 865,887.33-1,194,961.44-483,914.12

Finding the Fourth Proportional to 865,887.33, 1,194,961.44 and 483,914.12

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Solution

The fourth proportional to 865,887.33, 1,194,961.44 and 483,914.12 is: 667,822.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,887.33 : 1,194,961.44 = 483,914.12 : x
  2. Step 2: Convert to fraction form
    865,887.33/1,194,961.44 = 483,914.12/x
  3. Step 3: Cross multiply
    865,887.33x = 1,194,961.44 × 483,914.12
  4. Step 4: Simplify right side
    865,887.33x = 578,258,709,511.40
  5. Step 5: Solve for x
    x = 578,258,709,511.40/865,887.33
  6. Step 6: Final answer
    x = 667,822.11

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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.