Home / 441,399.78-609,050.34-269,278.02

Finding the Fourth Proportional to 441,399.78, 609,050.34 and 269,278.02

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Solution

The fourth proportional to 441,399.78, 609,050.34 and 269,278.02 is: 371,554.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,399.78 : 609,050.34 = 269,278.02 : x
  2. Step 2: Convert to fraction form
    441,399.78/609,050.34 = 269,278.02/x
  3. Step 3: Cross multiply
    441,399.78x = 609,050.34 × 269,278.02
  4. Step 4: Simplify right side
    441,399.78x = 164,003,869,635.53
  5. Step 5: Solve for x
    x = 164,003,869,635.53/441,399.78
  6. Step 6: Final answer
    x = 371,554.04

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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.