Home / 693,362.88-1,040,083.20-194,688

Finding the Fourth Proportional to 693,362.88, 1,040,083.20 and 194,688

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Solution

The fourth proportional to 693,362.88, 1,040,083.20 and 194,688 is: 292,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,362.88 : 1,040,083.20 = 194,688 : x
  2. Step 2: Convert to fraction form
    693,362.88/1,040,083.20 = 194,688/x
  3. Step 3: Cross multiply
    693,362.88x = 1,040,083.20 × 194,688
  4. Step 4: Simplify right side
    693,362.88x = 202,491,718,041.60
  5. Step 5: Solve for x
    x = 202,491,718,041.60/693,362.88
  6. Step 6: Final answer
    x = 292,042.92

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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.