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Finding the Fourth Proportional to 297,143.76, 410,059.62 and 169,823.64

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Solution

The fourth proportional to 297,143.76, 410,059.62 and 169,823.64 is: 234,357.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,143.76 : 410,059.62 = 169,823.64 : x
  2. Step 2: Convert to fraction form
    297,143.76/410,059.62 = 169,823.64/x
  3. Step 3: Cross multiply
    297,143.76x = 410,059.62 × 169,823.64
  4. Step 4: Simplify right side
    297,143.76x = 69,637,817,285.42
  5. Step 5: Solve for x
    x = 69,637,817,285.42/297,143.76
  6. Step 6: Final answer
    x = 234,357.33

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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.