Home / 343,513.41-474,105.21-190,600.80

Finding the Fourth Proportional to 343,513.41, 474,105.21 and 190,600.80

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Solution

The fourth proportional to 343,513.41, 474,105.21 and 190,600.80 is: 263,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,513.41 : 474,105.21 = 190,600.80 : x
  2. Step 2: Convert to fraction form
    343,513.41/474,105.21 = 190,600.80/x
  3. Step 3: Cross multiply
    343,513.41x = 474,105.21 × 190,600.80
  4. Step 4: Simplify right side
    343,513.41x = 90,364,832,310.17
  5. Step 5: Solve for x
    x = 90,364,832,310.17/343,513.41
  6. Step 6: Final answer
    x = 263,060.57

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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.