Home / 427,949.20-591,185.06-341,795.07

Finding the Fourth Proportional to 427,949.20, 591,185.06 and 341,795.07

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Solution

The fourth proportional to 427,949.20, 591,185.06 and 341,795.07 is: 472,168.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,949.20 : 591,185.06 = 341,795.07 : x
  2. Step 2: Convert to fraction form
    427,949.20/591,185.06 = 341,795.07/x
  3. Step 3: Cross multiply
    427,949.20x = 591,185.06 × 341,795.07
  4. Step 4: Simplify right side
    427,949.20x = 202,064,135,914.40
  5. Step 5: Solve for x
    x = 202,064,135,914.40/427,949.20
  6. Step 6: Final answer
    x = 472,168.51

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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.