Home / 362,435.12-500,144.27-217,321.00

Finding the Fourth Proportional to 362,435.12, 500,144.27 and 217,321.00

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Solution

The fourth proportional to 362,435.12, 500,144.27 and 217,321.00 is: 299,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,435.12 : 500,144.27 = 217,321.00 : x
  2. Step 2: Convert to fraction form
    362,435.12/500,144.27 = 217,321.00/x
  3. Step 3: Cross multiply
    362,435.12x = 500,144.27 × 217,321.00
  4. Step 4: Simplify right side
    362,435.12x = 108,691,852,193.61
  5. Step 5: Solve for x
    x = 108,691,852,193.61/362,435.12
  6. Step 6: Final answer
    x = 299,893.27

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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.