Home / 697,331.70-1,045,997.55-191,891.70

Finding the Fourth Proportional to 697,331.70, 1,045,997.55 and 191,891.70

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Solution

The fourth proportional to 697,331.70, 1,045,997.55 and 191,891.70 is: 287,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,331.70 : 1,045,997.55 = 191,891.70 : x
  2. Step 2: Convert to fraction form
    697,331.70/1,045,997.55 = 191,891.70/x
  3. Step 3: Cross multiply
    697,331.70x = 1,045,997.55 × 191,891.70
  4. Step 4: Simplify right side
    697,331.70x = 200,718,248,065.34
  5. Step 5: Solve for x
    x = 200,718,248,065.34/697,331.70
  6. Step 6: Final answer
    x = 287,837.55

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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.