Home / 443,532.30-612,074.82-239,583.22

Finding the Fourth Proportional to 443,532.30, 612,074.82 and 239,583.22

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Solution

The fourth proportional to 443,532.30, 612,074.82 and 239,583.22 is: 330,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,532.30 : 612,074.82 = 239,583.22 : x
  2. Step 2: Convert to fraction form
    443,532.30/612,074.82 = 239,583.22/x
  3. Step 3: Cross multiply
    443,532.30x = 612,074.82 × 239,583.22
  4. Step 4: Simplify right side
    443,532.30x = 146,642,856,256.52
  5. Step 5: Solve for x
    x = 146,642,856,256.52/443,532.30
  6. Step 6: Final answer
    x = 330,624.98

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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.