Home / 691,049.70-1,036,627.02-235,499.36

Finding the Fourth Proportional to 691,049.70, 1,036,627.02 and 235,499.36

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Solution

The fourth proportional to 691,049.70, 1,036,627.02 and 235,499.36 is: 353,266.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,049.70 : 1,036,627.02 = 235,499.36 : x
  2. Step 2: Convert to fraction form
    691,049.70/1,036,627.02 = 235,499.36/x
  3. Step 3: Cross multiply
    691,049.70x = 1,036,627.02 × 235,499.36
  4. Step 4: Simplify right side
    691,049.70x = 244,124,994,585.57
  5. Step 5: Solve for x
    x = 244,124,994,585.57/691,049.70
  6. Step 6: Final answer
    x = 353,266.91

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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.