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Finding the Fourth Proportional to 200,259.39, 300,350.85 and 60,018.02

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Solution

The fourth proportional to 200,259.39, 300,350.85 and 60,018.02 is: 90,015.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,259.39 : 300,350.85 = 60,018.02 : x
  2. Step 2: Convert to fraction form
    200,259.39/300,350.85 = 60,018.02/x
  3. Step 3: Cross multiply
    200,259.39x = 300,350.85 × 60,018.02
  4. Step 4: Simplify right side
    200,259.39x = 18,026,463,322.32
  5. Step 5: Solve for x
    x = 18,026,463,322.32/200,259.39
  6. Step 6: Final answer
    x = 90,015.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.