Home / 896,423.28-1,344,767.37-289,008.55

Finding the Fourth Proportional to 896,423.28, 1,344,767.37 and 289,008.55

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Solution

The fourth proportional to 896,423.28, 1,344,767.37 and 289,008.55 is: 433,555.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,423.28 : 1,344,767.37 = 289,008.55 : x
  2. Step 2: Convert to fraction form
    896,423.28/1,344,767.37 = 289,008.55/x
  3. Step 3: Cross multiply
    896,423.28x = 1,344,767.37 × 289,008.55
  4. Step 4: Simplify right side
    896,423.28x = 388,649,267,691.01
  5. Step 5: Solve for x
    x = 388,649,267,691.01/896,423.28
  6. Step 6: Final answer
    x = 433,555.53

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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.