Home / 394,250.04-544,065.28-212,961.98

Finding the Fourth Proportional to 394,250.04, 544,065.28 and 212,961.98

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Solution

The fourth proportional to 394,250.04, 544,065.28 and 212,961.98 is: 293,887.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,250.04 : 544,065.28 = 212,961.98 : x
  2. Step 2: Convert to fraction form
    394,250.04/544,065.28 = 212,961.98/x
  3. Step 3: Cross multiply
    394,250.04x = 544,065.28 × 212,961.98
  4. Step 4: Simplify right side
    394,250.04x = 115,865,216,025.32
  5. Step 5: Solve for x
    x = 115,865,216,025.32/394,250.04
  6. Step 6: Final answer
    x = 293,887.64

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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.