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Finding the Fourth Proportional to 336,873.76, 464,857.84 and 191,640.90

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Solution

The fourth proportional to 336,873.76, 464,857.84 and 191,640.90 is: 264,448.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,873.76 : 464,857.84 = 191,640.90 : x
  2. Step 2: Convert to fraction form
    336,873.76/464,857.84 = 191,640.90/x
  3. Step 3: Cross multiply
    336,873.76x = 464,857.84 × 191,640.90
  4. Step 4: Simplify right side
    336,873.76x = 89,085,774,829.66
  5. Step 5: Solve for x
    x = 89,085,774,829.66/336,873.76
  6. Step 6: Final answer
    x = 264,448.54

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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.