Home / 693,640.40-1,040,460.60-195,004.40

Finding the Fourth Proportional to 693,640.40, 1,040,460.60 and 195,004.40

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Solution

The fourth proportional to 693,640.40, 1,040,460.60 and 195,004.40 is: 292,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,640.40 : 1,040,460.60 = 195,004.40 : x
  2. Step 2: Convert to fraction form
    693,640.40/1,040,460.60 = 195,004.40/x
  3. Step 3: Cross multiply
    693,640.40x = 1,040,460.60 × 195,004.40
  4. Step 4: Simplify right side
    693,640.40x = 202,894,395,026.64
  5. Step 5: Solve for x
    x = 202,894,395,026.64/693,640.40
  6. Step 6: Final answer
    x = 292,506.60

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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.