Home / 680,016.02-938,392.52-374,073.01

Finding the Fourth Proportional to 680,016.02, 938,392.52 and 374,073.01

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Solution

The fourth proportional to 680,016.02, 938,392.52 and 374,073.01 is: 516,204.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,016.02 : 938,392.52 = 374,073.01 : x
  2. Step 2: Convert to fraction form
    680,016.02/938,392.52 = 374,073.01/x
  3. Step 3: Cross multiply
    680,016.02x = 938,392.52 × 374,073.01
  4. Step 4: Simplify right side
    680,016.02x = 351,027,313,107.09
  5. Step 5: Solve for x
    x = 351,027,313,107.09/680,016.02
  6. Step 6: Final answer
    x = 516,204.47

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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.