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Finding the Fourth Proportional to 343,092.94, 473,469.37 and 190,133.65

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Solution

The fourth proportional to 343,092.94, 473,469.37 and 190,133.65 is: 262,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,092.94 : 473,469.37 = 190,133.65 : x
  2. Step 2: Convert to fraction form
    343,092.94/473,469.37 = 190,133.65/x
  3. Step 3: Cross multiply
    343,092.94x = 473,469.37 × 190,133.65
  4. Step 4: Simplify right side
    343,092.94x = 90,022,459,481.30
  5. Step 5: Solve for x
    x = 90,022,459,481.30/343,092.94
  6. Step 6: Final answer
    x = 262,385.05

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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.