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Finding the Fourth Proportional to 297,007.00, 409,867.11 and 167,970.80

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Solution

The fourth proportional to 297,007.00, 409,867.11 and 167,970.80 is: 231,798.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,007.00 : 409,867.11 = 167,970.80 : x
  2. Step 2: Convert to fraction form
    297,007.00/409,867.11 = 167,970.80/x
  3. Step 3: Cross multiply
    297,007.00x = 409,867.11 × 167,970.80
  4. Step 4: Simplify right side
    297,007.00x = 68,845,707,385.06
  5. Step 5: Solve for x
    x = 68,845,707,385.06/297,007.00
  6. Step 6: Final answer
    x = 231,798.27

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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.