Home / 409,921.28-610,806.74-365,204.42

Finding the Fourth Proportional to 409,921.28, 610,806.74 and 365,204.42

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Solution

The fourth proportional to 409,921.28, 610,806.74 and 365,204.42 is: 544,176.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,921.28 : 610,806.74 = 365,204.42 : x
  2. Step 2: Convert to fraction form
    409,921.28/610,806.74 = 365,204.42/x
  3. Step 3: Cross multiply
    409,921.28x = 610,806.74 × 365,204.42
  4. Step 4: Simplify right side
    409,921.28x = 223,069,321,213.79
  5. Step 5: Solve for x
    x = 223,069,321,213.79/409,921.28
  6. Step 6: Final answer
    x = 544,176.00

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.