Home / 266,445.40-367,940.20-171,118.17

Finding the Fourth Proportional to 266,445.40, 367,940.20 and 171,118.17

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Solution

The fourth proportional to 266,445.40, 367,940.20 and 171,118.17 is: 236,300.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,445.40 : 367,940.20 = 171,118.17 : x
  2. Step 2: Convert to fraction form
    266,445.40/367,940.20 = 171,118.17/x
  3. Step 3: Cross multiply
    266,445.40x = 367,940.20 × 171,118.17
  4. Step 4: Simplify right side
    266,445.40x = 62,961,253,105.22
  5. Step 5: Solve for x
    x = 62,961,253,105.22/266,445.40
  6. Step 6: Final answer
    x = 236,300.77

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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.