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Finding the Fourth Proportional to 555,750.75, 766,936.77 and 301,101.93

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Solution

The fourth proportional to 555,750.75, 766,936.77 and 301,101.93 is: 415,521.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,750.75 : 766,936.77 = 301,101.93 : x
  2. Step 2: Convert to fraction form
    555,750.75/766,936.77 = 301,101.93/x
  3. Step 3: Cross multiply
    555,750.75x = 766,936.77 × 301,101.93
  4. Step 4: Simplify right side
    555,750.75x = 230,926,141,634.97
  5. Step 5: Solve for x
    x = 230,926,141,634.97/555,750.75
  6. Step 6: Final answer
    x = 415,521.06

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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.