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Finding the Fourth Proportional to 343,792.41, 474,441.71 and 192,900.57

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Solution

The fourth proportional to 343,792.41, 474,441.71 and 192,900.57 is: 266,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,792.41 : 474,441.71 = 192,900.57 : x
  2. Step 2: Convert to fraction form
    343,792.41/474,441.71 = 192,900.57/x
  3. Step 3: Cross multiply
    343,792.41x = 474,441.71 × 192,900.57
  4. Step 4: Simplify right side
    343,792.41x = 91,520,075,326.27
  5. Step 5: Solve for x
    x = 91,520,075,326.27/343,792.41
  6. Step 6: Final answer
    x = 266,207.38

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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.