Home / 343,414.40-473,936.15-190,467.16

Finding the Fourth Proportional to 343,414.40, 473,936.15 and 190,467.16

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Solution

The fourth proportional to 343,414.40, 473,936.15 and 190,467.16 is: 262,858.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,414.40 : 473,936.15 = 190,467.16 : x
  2. Step 2: Convert to fraction form
    343,414.40/473,936.15 = 190,467.16/x
  3. Step 3: Cross multiply
    343,414.40x = 473,936.15 × 190,467.16
  4. Step 4: Simplify right side
    343,414.40x = 90,269,271,803.16
  5. Step 5: Solve for x
    x = 90,269,271,803.16/343,414.40
  6. Step 6: Final answer
    x = 262,858.15

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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.