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Finding the Fourth Proportional to 362,437.61, 500,170.09 and 199,101.01

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Solution

The fourth proportional to 362,437.61, 500,170.09 and 199,101.01 is: 274,762.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,437.61 : 500,170.09 = 199,101.01 : x
  2. Step 2: Convert to fraction form
    362,437.61/500,170.09 = 199,101.01/x
  3. Step 3: Cross multiply
    362,437.61x = 500,170.09 × 199,101.01
  4. Step 4: Simplify right side
    362,437.61x = 99,584,367,895.34
  5. Step 5: Solve for x
    x = 99,584,367,895.34/362,437.61
  6. Step 6: Final answer
    x = 274,762.78

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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.