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Finding the Fourth Proportional to 352,341.46, 486,232.52 and 191,196.54

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Solution

The fourth proportional to 352,341.46, 486,232.52 and 191,196.54 is: 263,851.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,341.46 : 486,232.52 = 191,196.54 : x
  2. Step 2: Convert to fraction form
    352,341.46/486,232.52 = 191,196.54/x
  3. Step 3: Cross multiply
    352,341.46x = 486,232.52 × 191,196.54
  4. Step 4: Simplify right side
    352,341.46x = 92,965,975,220.49
  5. Step 5: Solve for x
    x = 92,965,975,220.49/352,341.46
  6. Step 6: Final answer
    x = 263,851.93

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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.