Home / 716,322.75-1,074,114.28-210,818.04

Finding the Fourth Proportional to 716,322.75, 1,074,114.28 and 210,818.04

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Solution

The fourth proportional to 716,322.75, 1,074,114.28 and 210,818.04 is: 316,118.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,322.75 : 1,074,114.28 = 210,818.04 : x
  2. Step 2: Convert to fraction form
    716,322.75/1,074,114.28 = 210,818.04/x
  3. Step 3: Cross multiply
    716,322.75x = 1,074,114.28 × 210,818.04
  4. Step 4: Simplify right side
    716,322.75x = 226,442,667,245.61
  5. Step 5: Solve for x
    x = 226,442,667,245.61/716,322.75
  6. Step 6: Final answer
    x = 316,118.21

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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.