Home / 362,623.98-500,409.80-199,280.10

Finding the Fourth Proportional to 362,623.98, 500,409.80 and 199,280.10

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Solution

The fourth proportional to 362,623.98, 500,409.80 and 199,280.10 is: 275,000.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,623.98 : 500,409.80 = 199,280.10 : x
  2. Step 2: Convert to fraction form
    362,623.98/500,409.80 = 199,280.10/x
  3. Step 3: Cross multiply
    362,623.98x = 500,409.80 × 199,280.10
  4. Step 4: Simplify right side
    362,623.98x = 99,721,714,984.98
  5. Step 5: Solve for x
    x = 99,721,714,984.98/362,623.98
  6. Step 6: Final answer
    x = 275,000.33

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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.