Home / 757,983.48-1,136,375.46-284,616.12

Finding the Fourth Proportional to 757,983.48, 1,136,375.46 and 284,616.12

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Solution

The fourth proportional to 757,983.48, 1,136,375.46 and 284,616.12 is: 426,698.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,983.48 : 1,136,375.46 = 284,616.12 : x
  2. Step 2: Convert to fraction form
    757,983.48/1,136,375.46 = 284,616.12/x
  3. Step 3: Cross multiply
    757,983.48x = 1,136,375.46 × 284,616.12
  4. Step 4: Simplify right side
    757,983.48x = 323,430,774,288.42
  5. Step 5: Solve for x
    x = 323,430,774,288.42/757,983.48
  6. Step 6: Final answer
    x = 426,698.98

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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.