Home / 547,788.60-823,065.30-348,204.60

Finding the Fourth Proportional to 547,788.60, 823,065.30 and 348,204.60

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Solution

The fourth proportional to 547,788.60, 823,065.30 and 348,204.60 is: 523,185.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,788.60 : 823,065.30 = 348,204.60 : x
  2. Step 2: Convert to fraction form
    547,788.60/823,065.30 = 348,204.60/x
  3. Step 3: Cross multiply
    547,788.60x = 823,065.30 × 348,204.60
  4. Step 4: Simplify right side
    547,788.60x = 286,595,123,560.38
  5. Step 5: Solve for x
    x = 286,595,123,560.38/547,788.60
  6. Step 6: Final answer
    x = 523,185.63

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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.