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Finding the Fourth Proportional to 500,843.37, 751,335.23 and 163,910.51

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Solution

The fourth proportional to 500,843.37, 751,335.23 and 163,910.51 is: 245,888.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,843.37 : 751,335.23 = 163,910.51 : x
  2. Step 2: Convert to fraction form
    500,843.37/751,335.23 = 163,910.51/x
  3. Step 3: Cross multiply
    500,843.37x = 751,335.23 × 163,910.51
  4. Step 4: Simplify right side
    500,843.37x = 123,151,736,154.04
  5. Step 5: Solve for x
    x = 123,151,736,154.04/500,843.37
  6. Step 6: Final answer
    x = 245,888.72

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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.