Home / 430,720.55-594,384.24-239,729.84

Finding the Fourth Proportional to 430,720.55, 594,384.24 and 239,729.84

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Solution

The fourth proportional to 430,720.55, 594,384.24 and 239,729.84 is: 330,821.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,720.55 : 594,384.24 = 239,729.84 : x
  2. Step 2: Convert to fraction form
    430,720.55/594,384.24 = 239,729.84/x
  3. Step 3: Cross multiply
    430,720.55x = 594,384.24 × 239,729.84
  4. Step 4: Simplify right side
    430,720.55x = 142,491,635,781.80
  5. Step 5: Solve for x
    x = 142,491,635,781.80/430,720.55
  6. Step 6: Final answer
    x = 330,821.54

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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.