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Finding the Fourth Proportional to 263,159.12, 363,150.60 and 150,018.32

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Solution

The fourth proportional to 263,159.12, 363,150.60 and 150,018.32 is: 207,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,159.12 : 363,150.60 = 150,018.32 : x
  2. Step 2: Convert to fraction form
    263,159.12/363,150.60 = 150,018.32/x
  3. Step 3: Cross multiply
    263,159.12x = 363,150.60 × 150,018.32
  4. Step 4: Simplify right side
    263,159.12x = 54,479,242,918.99
  5. Step 5: Solve for x
    x = 54,479,242,918.99/263,159.12
  6. Step 6: Final answer
    x = 207,020.16

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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.