Home / 432,234.20-647,525.10-232,488.20

Finding the Fourth Proportional to 432,234.20, 647,525.10 and 232,488.20

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Solution

The fourth proportional to 432,234.20, 647,525.10 and 232,488.20 is: 348,287.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,234.20 : 647,525.10 = 232,488.20 : x
  2. Step 2: Convert to fraction form
    432,234.20/647,525.10 = 232,488.20/x
  3. Step 3: Cross multiply
    432,234.20x = 647,525.10 × 232,488.20
  4. Step 4: Simplify right side
    432,234.20x = 150,541,944,953.82
  5. Step 5: Solve for x
    x = 150,541,944,953.82/432,234.20
  6. Step 6: Final answer
    x = 348,287.91

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1.5x scale

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.