Home / 716,515.11-1,074,787.25-243,199.71

Finding the Fourth Proportional to 716,515.11, 1,074,787.25 and 243,199.71

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Solution

The fourth proportional to 716,515.11, 1,074,787.25 and 243,199.71 is: 364,804.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,515.11 : 1,074,787.25 = 243,199.71 : x
  2. Step 2: Convert to fraction form
    716,515.11/1,074,787.25 = 243,199.71/x
  3. Step 3: Cross multiply
    716,515.11x = 1,074,787.25 × 243,199.71
  4. Step 4: Simplify right side
    716,515.11x = 261,387,946,295.70
  5. Step 5: Solve for x
    x = 261,387,946,295.70/716,515.11
  6. Step 6: Final answer
    x = 364,804.51

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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.