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Finding the Fourth Proportional to 297,386.91, 410,277.15 and 169,994.16

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Solution

The fourth proportional to 297,386.91, 410,277.15 and 169,994.16 is: 234,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,386.91 : 410,277.15 = 169,994.16 : x
  2. Step 2: Convert to fraction form
    297,386.91/410,277.15 = 169,994.16/x
  3. Step 3: Cross multiply
    297,386.91x = 410,277.15 × 169,994.16
  4. Step 4: Simplify right side
    297,386.91x = 69,744,719,481.44
  5. Step 5: Solve for x
    x = 69,744,719,481.44/297,386.91
  6. Step 6: Final answer
    x = 234,525.18

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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.