Home / 893,902.78-1,340,895.47-294,916.29

Finding the Fourth Proportional to 893,902.78, 1,340,895.47 and 294,916.29

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Solution

The fourth proportional to 893,902.78, 1,340,895.47 and 294,916.29 is: 442,388.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,902.78 : 1,340,895.47 = 294,916.29 : x
  2. Step 2: Convert to fraction form
    893,902.78/1,340,895.47 = 294,916.29/x
  3. Step 3: Cross multiply
    893,902.78x = 1,340,895.47 × 294,916.29
  4. Step 4: Simplify right side
    893,902.78x = 395,451,917,290.21
  5. Step 5: Solve for x
    x = 395,451,917,290.21/893,902.78
  6. Step 6: Final answer
    x = 442,388.06

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1.5x scale

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.