Home / 342,568.04-472,744.82-189,616.76

Finding the Fourth Proportional to 342,568.04, 472,744.82 and 189,616.76

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Solution

The fourth proportional to 342,568.04, 472,744.82 and 189,616.76 is: 261,671.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,568.04 : 472,744.82 = 189,616.76 : x
  2. Step 2: Convert to fraction form
    342,568.04/472,744.82 = 189,616.76/x
  3. Step 3: Cross multiply
    342,568.04x = 472,744.82 × 189,616.76
  4. Step 4: Simplify right side
    342,568.04x = 89,640,341,075.18
  5. Step 5: Solve for x
    x = 89,640,341,075.18/342,568.04
  6. Step 6: Final answer
    x = 261,671.64

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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.