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Finding the Fourth Proportional to 444,203.64, 613,015.80 and 242,999.64

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Solution

The fourth proportional to 444,203.64, 613,015.80 and 242,999.64 is: 335,347.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,203.64 : 613,015.80 = 242,999.64 : x
  2. Step 2: Convert to fraction form
    444,203.64/613,015.80 = 242,999.64/x
  3. Step 3: Cross multiply
    444,203.64x = 613,015.80 × 242,999.64
  4. Step 4: Simplify right side
    444,203.64x = 148,962,618,714.31
  5. Step 5: Solve for x
    x = 148,962,618,714.31/444,203.64
  6. Step 6: Final answer
    x = 335,347.59

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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.