Home / 443,463.36-612,088.83-252,589.56

Finding the Fourth Proportional to 443,463.36, 612,088.83 and 252,589.56

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Solution

The fourth proportional to 443,463.36, 612,088.83 and 252,589.56 is: 348,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,463.36 : 612,088.83 = 252,589.56 : x
  2. Step 2: Convert to fraction form
    443,463.36/612,088.83 = 252,589.56/x
  3. Step 3: Cross multiply
    443,463.36x = 612,088.83 × 252,589.56
  4. Step 4: Simplify right side
    443,463.36x = 154,607,248,250.62
  5. Step 5: Solve for x
    x = 154,607,248,250.62/443,463.36
  6. Step 6: Final answer
    x = 348,635.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.