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Finding the Fourth Proportional to 362,589.86, 500,374.59 and 201,445.09

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Solution

The fourth proportional to 362,589.86, 500,374.59 and 201,445.09 is: 277,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,589.86 : 500,374.59 = 201,445.09 : x
  2. Step 2: Convert to fraction form
    362,589.86/500,374.59 = 201,445.09/x
  3. Step 3: Cross multiply
    362,589.86x = 500,374.59 × 201,445.09
  4. Step 4: Simplify right side
    362,589.86x = 100,798,004,316.26
  5. Step 5: Solve for x
    x = 100,798,004,316.26/362,589.86
  6. Step 6: Final answer
    x = 277,994.55

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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.