Home / 845,099.92-1,166,247.07-463,118.50

Finding the Fourth Proportional to 845,099.92, 1,166,247.07 and 463,118.50

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Solution

The fourth proportional to 845,099.92, 1,166,247.07 and 463,118.50 is: 639,108.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,099.92 : 1,166,247.07 = 463,118.50 : x
  2. Step 2: Convert to fraction form
    845,099.92/1,166,247.07 = 463,118.50/x
  3. Step 3: Cross multiply
    845,099.92x = 1,166,247.07 × 463,118.50
  4. Step 4: Simplify right side
    845,099.92x = 540,110,593,687.80
  5. Step 5: Solve for x
    x = 540,110,593,687.80/845,099.92
  6. Step 6: Final answer
    x = 639,108.56

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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.