Home / 693,563.60-1,040,345.34-194,927.60

Finding the Fourth Proportional to 693,563.60, 1,040,345.34 and 194,927.60

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Solution

The fourth proportional to 693,563.60, 1,040,345.34 and 194,927.60 is: 292,391.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,563.60 : 1,040,345.34 = 194,927.60 : x
  2. Step 2: Convert to fraction form
    693,563.60/1,040,345.34 = 194,927.60/x
  3. Step 3: Cross multiply
    693,563.60x = 1,040,345.34 × 194,927.60
  4. Step 4: Simplify right side
    693,563.60x = 202,792,020,297.38
  5. Step 5: Solve for x
    x = 202,792,020,297.38/693,563.60
  6. Step 6: Final answer
    x = 292,391.38

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Similar ratio
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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.