Home / 716,416.88-1,074,586.44-217,742

Finding the Fourth Proportional to 716,416.88, 1,074,586.44 and 217,742

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Solution

The fourth proportional to 716,416.88, 1,074,586.44 and 217,742 is: 326,601.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,416.88 : 1,074,586.44 = 217,742 : x
  2. Step 2: Convert to fraction form
    716,416.88/1,074,586.44 = 217,742/x
  3. Step 3: Cross multiply
    716,416.88x = 1,074,586.44 × 217,742
  4. Step 4: Simplify right side
    716,416.88x = 233,982,600,618.48
  5. Step 5: Solve for x
    x = 233,982,600,618.48/716,416.88
  6. Step 6: Final answer
    x = 326,601.18

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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.