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Finding the Fourth Proportional to 343,076.14, 473,400.75 and 192,173.14

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Solution

The fourth proportional to 343,076.14, 473,400.75 and 192,173.14 is: 265,174.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,076.14 : 473,400.75 = 192,173.14 : x
  2. Step 2: Convert to fraction form
    343,076.14/473,400.75 = 192,173.14/x
  3. Step 3: Cross multiply
    343,076.14x = 473,400.75 × 192,173.14
  4. Step 4: Simplify right side
    343,076.14x = 90,974,908,605.86
  5. Step 5: Solve for x
    x = 90,974,908,605.86/343,076.14
  6. Step 6: Final answer
    x = 265,174.11

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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.