Home / 865,890.60-1,194,965.94-483,917.37

Finding the Fourth Proportional to 865,890.60, 1,194,965.94 and 483,917.37

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Solution

The fourth proportional to 865,890.60, 1,194,965.94 and 483,917.37 is: 667,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,890.60 : 1,194,965.94 = 483,917.37 : x
  2. Step 2: Convert to fraction form
    865,890.60/1,194,965.94 = 483,917.37/x
  3. Step 3: Cross multiply
    865,890.60x = 1,194,965.94 × 483,917.37
  4. Step 4: Simplify right side
    865,890.60x = 578,264,774,924.38
  5. Step 5: Solve for x
    x = 578,264,774,924.38/865,890.60
  6. Step 6: Final answer
    x = 667,826.60

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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.