Home / 394,840.11-544,877.73-213,552.24

Finding the Fourth Proportional to 394,840.11, 544,877.73 and 213,552.24

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Solution

The fourth proportional to 394,840.11, 544,877.73 and 213,552.24 is: 294,701.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,840.11 : 544,877.73 = 213,552.24 : x
  2. Step 2: Convert to fraction form
    394,840.11/544,877.73 = 213,552.24/x
  3. Step 3: Cross multiply
    394,840.11x = 544,877.73 × 213,552.24
  4. Step 4: Simplify right side
    394,840.11x = 116,359,859,767.62
  5. Step 5: Solve for x
    x = 116,359,859,767.62/394,840.11
  6. Step 6: Final answer
    x = 294,701.21

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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.