Home / 842,350.50-1,162,426.44-460,380.06

Finding the Fourth Proportional to 842,350.50, 1,162,426.44 and 460,380.06

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Solution

The fourth proportional to 842,350.50, 1,162,426.44 and 460,380.06 is: 635,315.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,350.50 : 1,162,426.44 = 460,380.06 : x
  2. Step 2: Convert to fraction form
    842,350.50/1,162,426.44 = 460,380.06/x
  3. Step 3: Cross multiply
    842,350.50x = 1,162,426.44 × 460,380.06
  4. Step 4: Simplify right side
    842,350.50x = 535,157,954,192.79
  5. Step 5: Solve for x
    x = 535,157,954,192.79/842,350.50
  6. Step 6: Final answer
    x = 635,315.05

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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.