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Finding the Fourth Proportional to 343,194.36, 473,607.90 and 192,292.44

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Solution

The fourth proportional to 343,194.36, 473,607.90 and 192,292.44 is: 265,363.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,194.36 : 473,607.90 = 192,292.44 : x
  2. Step 2: Convert to fraction form
    343,194.36/473,607.90 = 192,292.44/x
  3. Step 3: Cross multiply
    343,194.36x = 473,607.90 × 192,292.44
  4. Step 4: Simplify right side
    343,194.36x = 91,071,218,694.28
  5. Step 5: Solve for x
    x = 91,071,218,694.28/343,194.36
  6. Step 6: Final answer
    x = 265,363.39

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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.