Home / 996,887.07-1,375,686.54-567,157.97

Finding the Fourth Proportional to 996,887.07, 1,375,686.54 and 567,157.97

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Solution

The fourth proportional to 996,887.07, 1,375,686.54 and 567,157.97 is: 782,667.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,887.07 : 1,375,686.54 = 567,157.97 : x
  2. Step 2: Convert to fraction form
    996,887.07/1,375,686.54 = 567,157.97/x
  3. Step 3: Cross multiply
    996,887.07x = 1,375,686.54 × 567,157.97
  4. Step 4: Simplify right side
    996,887.07x = 780,231,588,821.94
  5. Step 5: Solve for x
    x = 780,231,588,821.94/996,887.07
  6. Step 6: Final answer
    x = 782,667.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.