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Finding the Fourth Proportional to 362,345.96, 500,020.71 and 201,211.22

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Solution

The fourth proportional to 362,345.96, 500,020.71 and 201,211.22 is: 277,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,345.96 : 500,020.71 = 201,211.22 : x
  2. Step 2: Convert to fraction form
    362,345.96/500,020.71 = 201,211.22/x
  3. Step 3: Cross multiply
    362,345.96x = 500,020.71 × 201,211.22
  4. Step 4: Simplify right side
    362,345.96x = 100,609,777,084.37
  5. Step 5: Solve for x
    x = 100,609,777,084.37/362,345.96
  6. Step 6: Final answer
    x = 277,662.20

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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.