Home / 693,638.25-1,040,457.42-195,002.25

Finding the Fourth Proportional to 693,638.25, 1,040,457.42 and 195,002.25

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Solution

The fourth proportional to 693,638.25, 1,040,457.42 and 195,002.25 is: 292,503.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,638.25 : 1,040,457.42 = 195,002.25 : x
  2. Step 2: Convert to fraction form
    693,638.25/1,040,457.42 = 195,002.25/x
  3. Step 3: Cross multiply
    693,638.25x = 1,040,457.42 × 195,002.25
  4. Step 4: Simplify right side
    693,638.25x = 202,891,537,929.20
  5. Step 5: Solve for x
    x = 202,891,537,929.20/693,638.25
  6. Step 6: Final answer
    x = 292,503.39

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Double scale
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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.