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Finding the Fourth Proportional to 297,188.40, 410,119.98 and 169,866.72

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Solution

The fourth proportional to 297,188.40, 410,119.98 and 169,866.72 is: 234,416.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,188.40 : 410,119.98 = 169,866.72 : x
  2. Step 2: Convert to fraction form
    297,188.40/410,119.98 = 169,866.72/x
  3. Step 3: Cross multiply
    297,188.40x = 410,119.98 × 169,866.72
  4. Step 4: Simplify right side
    297,188.40x = 69,665,735,809.07
  5. Step 5: Solve for x
    x = 69,665,735,809.07/297,188.40
  6. Step 6: Final answer
    x = 234,416.07

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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.