Home / 627,486.05-865,936.22-341,006.10

Finding the Fourth Proportional to 627,486.05, 865,936.22 and 341,006.10

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Solution

The fourth proportional to 627,486.05, 865,936.22 and 341,006.10 is: 470,591.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,486.05 : 865,936.22 = 341,006.10 : x
  2. Step 2: Convert to fraction form
    627,486.05/865,936.22 = 341,006.10/x
  3. Step 3: Cross multiply
    627,486.05x = 865,936.22 × 341,006.10
  4. Step 4: Simplify right side
    627,486.05x = 295,289,531,525.91
  5. Step 5: Solve for x
    x = 295,289,531,525.91/627,486.05
  6. Step 6: Final answer
    x = 470,591.39

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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.