Home / 691,243.65-1,036,974.84-241,953.66

Finding the Fourth Proportional to 691,243.65, 1,036,974.84 and 241,953.66

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Solution

The fourth proportional to 691,243.65, 1,036,974.84 and 241,953.66 is: 362,968.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,243.65 : 1,036,974.84 = 241,953.66 : x
  2. Step 2: Convert to fraction form
    691,243.65/1,036,974.84 = 241,953.66/x
  3. Step 3: Cross multiply
    691,243.65x = 1,036,974.84 × 241,953.66
  4. Step 4: Simplify right side
    691,243.65x = 250,899,857,865.91
  5. Step 5: Solve for x
    x = 250,899,857,865.91/691,243.65
  6. Step 6: Final answer
    x = 362,968.77

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Double scale
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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.