Home / 693,566.90-1,040,350.35-194,930.90

Finding the Fourth Proportional to 693,566.90, 1,040,350.35 and 194,930.90

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Solution

The fourth proportional to 693,566.90, 1,040,350.35 and 194,930.90 is: 292,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,566.90 : 1,040,350.35 = 194,930.90 : x
  2. Step 2: Convert to fraction form
    693,566.90/1,040,350.35 = 194,930.90/x
  3. Step 3: Cross multiply
    693,566.90x = 1,040,350.35 × 194,930.90
  4. Step 4: Simplify right side
    693,566.90x = 202,796,430,040.82
  5. Step 5: Solve for x
    x = 202,796,430,040.82/693,566.90
  6. Step 6: Final answer
    x = 292,396.35

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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.