Home / 637,134.42-955,868.22-237,778.78

Finding the Fourth Proportional to 637,134.42, 955,868.22 and 237,778.78

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Solution

The fourth proportional to 637,134.42, 955,868.22 and 237,778.78 is: 356,730.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,134.42 : 955,868.22 = 237,778.78 : x
  2. Step 2: Convert to fraction form
    637,134.42/955,868.22 = 237,778.78/x
  3. Step 3: Cross multiply
    637,134.42x = 955,868.22 × 237,778.78
  4. Step 4: Simplify right side
    637,134.42x = 227,285,179,192.37
  5. Step 5: Solve for x
    x = 227,285,179,192.37/637,134.42
  6. Step 6: Final answer
    x = 356,730.34

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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.