Home / 394,528.03-544,437.75-222,444.49

Finding the Fourth Proportional to 394,528.03, 544,437.75 and 222,444.49

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Solution

The fourth proportional to 394,528.03, 544,437.75 and 222,444.49 is: 306,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,528.03 : 544,437.75 = 222,444.49 : x
  2. Step 2: Convert to fraction form
    394,528.03/544,437.75 = 222,444.49/x
  3. Step 3: Cross multiply
    394,528.03x = 544,437.75 × 222,444.49
  4. Step 4: Simplify right side
    394,528.03x = 121,107,177,635.50
  5. Step 5: Solve for x
    x = 121,107,177,635.50/394,528.03
  6. Step 6: Final answer
    x = 306,967.23

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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.