Home / 277,451.11-382,890.22-168,518.66

Finding the Fourth Proportional to 277,451.11, 382,890.22 and 168,518.66

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Solution

The fourth proportional to 277,451.11, 382,890.22 and 168,518.66 is: 232,560.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,451.11 : 382,890.22 = 168,518.66 : x
  2. Step 2: Convert to fraction form
    277,451.11/382,890.22 = 168,518.66/x
  3. Step 3: Cross multiply
    277,451.11x = 382,890.22 × 168,518.66
  4. Step 4: Simplify right side
    277,451.11x = 64,524,146,801.51
  5. Step 5: Solve for x
    x = 64,524,146,801.51/277,451.11
  6. Step 6: Final answer
    x = 232,560.42

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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.