Home / 693,328.14-1,039,992.23-187,889.10

Finding the Fourth Proportional to 693,328.14, 1,039,992.23 and 187,889.10

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Solution

The fourth proportional to 693,328.14, 1,039,992.23 and 187,889.10 is: 281,833.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,328.14 : 1,039,992.23 = 187,889.10 : x
  2. Step 2: Convert to fraction form
    693,328.14/1,039,992.23 = 187,889.10/x
  3. Step 3: Cross multiply
    693,328.14x = 1,039,992.23 × 187,889.10
  4. Step 4: Simplify right side
    693,328.14x = 195,403,204,101.69
  5. Step 5: Solve for x
    x = 195,403,204,101.69/693,328.14
  6. Step 6: Final answer
    x = 281,833.66

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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.