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Finding the Fourth Proportional to 362,593.30, 500,349.42 and 209,641.30

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Solution

The fourth proportional to 362,593.30, 500,349.42 and 209,641.30 is: 289,288.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,593.30 : 500,349.42 = 209,641.30 : x
  2. Step 2: Convert to fraction form
    362,593.30/500,349.42 = 209,641.30/x
  3. Step 3: Cross multiply
    362,593.30x = 500,349.42 × 209,641.30
  4. Step 4: Simplify right side
    362,593.30x = 104,893,902,863.05
  5. Step 5: Solve for x
    x = 104,893,902,863.05/362,593.30
  6. Step 6: Final answer
    x = 289,288.03

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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.