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Finding the Fourth Proportional to 362,569.91, 500,346.99 and 201,420.81

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Solution

The fourth proportional to 362,569.91, 500,346.99 and 201,420.81 is: 277,961.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,569.91 : 500,346.99 = 201,420.81 : x
  2. Step 2: Convert to fraction form
    362,569.91/500,346.99 = 201,420.81/x
  3. Step 3: Cross multiply
    362,569.91x = 500,346.99 × 201,420.81
  4. Step 4: Simplify right side
    362,569.91x = 100,780,296,006.86
  5. Step 5: Solve for x
    x = 100,780,296,006.86/362,569.91
  6. Step 6: Final answer
    x = 277,961.01

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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.