Home / 702,369.50-1,053,554.85-169,891.09

Finding the Fourth Proportional to 702,369.50, 1,053,554.85 and 169,891.09

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Solution

The fourth proportional to 702,369.50, 1,053,554.85 and 169,891.09 is: 254,836.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,369.50 : 1,053,554.85 = 169,891.09 : x
  2. Step 2: Convert to fraction form
    702,369.50/1,053,554.85 = 169,891.09/x
  3. Step 3: Cross multiply
    702,369.50x = 1,053,554.85 × 169,891.09
  4. Step 4: Simplify right side
    702,369.50x = 178,989,579,207.40
  5. Step 5: Solve for x
    x = 178,989,579,207.40/702,369.50
  6. Step 6: Final answer
    x = 254,836.78

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Similar ratio
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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.