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Finding the Fourth Proportional to 293,303.76, 404,759.18 and 159,167.76

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Solution

The fourth proportional to 293,303.76, 404,759.18 and 159,167.76 is: 219,651.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,303.76 : 404,759.18 = 159,167.76 : x
  2. Step 2: Convert to fraction form
    293,303.76/404,759.18 = 159,167.76/x
  3. Step 3: Cross multiply
    293,303.76x = 404,759.18 × 159,167.76
  4. Step 4: Simplify right side
    293,303.76x = 64,424,612,020.04
  5. Step 5: Solve for x
    x = 64,424,612,020.04/293,303.76
  6. Step 6: Final answer
    x = 219,651.50

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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.