Home / 693,600.10-1,040,400.15-536,136.10

Finding the Fourth Proportional to 693,600.10, 1,040,400.15 and 536,136.10

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Solution

The fourth proportional to 693,600.10, 1,040,400.15 and 536,136.10 is: 804,204.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,600.10 : 1,040,400.15 = 536,136.10 : x
  2. Step 2: Convert to fraction form
    693,600.10/1,040,400.15 = 536,136.10/x
  3. Step 3: Cross multiply
    693,600.10x = 1,040,400.15 × 536,136.10
  4. Step 4: Simplify right side
    693,600.10x = 557,796,078,860.42
  5. Step 5: Solve for x
    x = 557,796,078,860.42/693,600.10
  6. Step 6: Final answer
    x = 804,204.15

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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.