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Finding the Fourth Proportional to 352,444.92, 486,360.96 and 191,296.52

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Solution

The fourth proportional to 352,444.92, 486,360.96 and 191,296.52 is: 263,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,444.92 : 486,360.96 = 191,296.52 : x
  2. Step 2: Convert to fraction form
    352,444.92/486,360.96 = 191,296.52/x
  3. Step 3: Cross multiply
    352,444.92x = 486,360.96 × 191,296.52
  4. Step 4: Simplify right side
    352,444.92x = 93,039,159,111.86
  5. Step 5: Solve for x
    x = 93,039,159,111.86/352,444.92
  6. Step 6: Final answer
    x = 263,982.13

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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.