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Finding the Fourth Proportional to 352,248.93, 486,103.68 and 191,103.93

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Solution

The fourth proportional to 352,248.93, 486,103.68 and 191,103.93 is: 263,723.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,248.93 : 486,103.68 = 191,103.93 : x
  2. Step 2: Convert to fraction form
    352,248.93/486,103.68 = 191,103.93/x
  3. Step 3: Cross multiply
    352,248.93x = 486,103.68 × 191,103.93
  4. Step 4: Simplify right side
    352,248.93x = 92,896,323,635.46
  5. Step 5: Solve for x
    x = 92,896,323,635.46/352,248.93
  6. Step 6: Final answer
    x = 263,723.51

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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.