Home / 443,346.93-611,819.49-252,360.36

Finding the Fourth Proportional to 443,346.93, 611,819.49 and 252,360.36

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Solution

The fourth proportional to 443,346.93, 611,819.49 and 252,360.36 is: 348,257.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,346.93 : 611,819.49 = 252,360.36 : x
  2. Step 2: Convert to fraction form
    443,346.93/611,819.49 = 252,360.36/x
  3. Step 3: Cross multiply
    443,346.93x = 611,819.49 × 252,360.36
  4. Step 4: Simplify right side
    443,346.93x = 154,398,986,751.42
  5. Step 5: Solve for x
    x = 154,398,986,751.42/443,346.93
  6. Step 6: Final answer
    x = 348,257.71

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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.