Home / 483,867.20-724,936.80-233,998.40

Finding the Fourth Proportional to 483,867.20, 724,936.80 and 233,998.40

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Solution

The fourth proportional to 483,867.20, 724,936.80 and 233,998.40 is: 350,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,867.20 : 724,936.80 = 233,998.40 : x
  2. Step 2: Convert to fraction form
    483,867.20/724,936.80 = 233,998.40/x
  3. Step 3: Cross multiply
    483,867.20x = 724,936.80 × 233,998.40
  4. Step 4: Simplify right side
    483,867.20x = 169,634,051,301.12
  5. Step 5: Solve for x
    x = 169,634,051,301.12/483,867.20
  6. Step 6: Final answer
    x = 350,579.77

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Similar ratio
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1.5x scale

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.