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Finding the Fourth Proportional to 273,523.74, 377,481.78 and 152,688.62

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Solution

The fourth proportional to 273,523.74, 377,481.78 and 152,688.62 is: 210,720.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,523.74 : 377,481.78 = 152,688.62 : x
  2. Step 2: Convert to fraction form
    273,523.74/377,481.78 = 152,688.62/x
  3. Step 3: Cross multiply
    273,523.74x = 377,481.78 × 152,688.62
  4. Step 4: Simplify right side
    273,523.74x = 57,637,170,175.93
  5. Step 5: Solve for x
    x = 57,637,170,175.93/273,523.74
  6. Step 6: Final answer
    x = 210,720.91

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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.