Home / 374,684.24-517,114.20-211,373.96

Finding the Fourth Proportional to 374,684.24, 517,114.20 and 211,373.96

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Solution

The fourth proportional to 374,684.24, 517,114.20 and 211,373.96 is: 291,724.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,684.24 : 517,114.20 = 211,373.96 : x
  2. Step 2: Convert to fraction form
    374,684.24/517,114.20 = 211,373.96/x
  3. Step 3: Cross multiply
    374,684.24x = 517,114.20 × 211,373.96
  4. Step 4: Simplify right side
    374,684.24x = 109,304,476,226.23
  5. Step 5: Solve for x
    x = 109,304,476,226.23/374,684.24
  6. Step 6: Final answer
    x = 291,724.24

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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.