Home / 806,837.66-1,210,266.22-274,369.58

Finding the Fourth Proportional to 806,837.66, 1,210,266.22 and 274,369.58

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Solution

The fourth proportional to 806,837.66, 1,210,266.22 and 274,369.58 is: 411,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,837.66 : 1,210,266.22 = 274,369.58 : x
  2. Step 2: Convert to fraction form
    806,837.66/1,210,266.22 = 274,369.58/x
  3. Step 3: Cross multiply
    806,837.66x = 1,210,266.22 × 274,369.58
  4. Step 4: Simplify right side
    806,837.66x = 332,060,234,469.59
  5. Step 5: Solve for x
    x = 332,060,234,469.59/806,837.66
  6. Step 6: Final answer
    x = 411,557.68

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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.