Home / 266,736.06-400,172.45-226,338.08

Finding the Fourth Proportional to 266,736.06, 400,172.45 and 226,338.08

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Solution

The fourth proportional to 266,736.06, 400,172.45 and 226,338.08 is: 339,565.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,736.06 : 400,172.45 = 226,338.08 : x
  2. Step 2: Convert to fraction form
    266,736.06/400,172.45 = 226,338.08/x
  3. Step 3: Cross multiply
    266,736.06x = 400,172.45 × 226,338.08
  4. Step 4: Simplify right side
    266,736.06x = 90,574,260,869.34
  5. Step 5: Solve for x
    x = 90,574,260,869.34/266,736.06
  6. Step 6: Final answer
    x = 339,565.11

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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.