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Finding the Fourth Proportional to 297,447.04, 446,137.92 and 87,087.04

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Solution

The fourth proportional to 297,447.04, 446,137.92 and 87,087.04 is: 130,621.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,447.04 : 446,137.92 = 87,087.04 : x
  2. Step 2: Convert to fraction form
    297,447.04/446,137.92 = 87,087.04/x
  3. Step 3: Cross multiply
    297,447.04x = 446,137.92 × 87,087.04
  4. Step 4: Simplify right side
    297,447.04x = 38,852,830,884.56
  5. Step 5: Solve for x
    x = 38,852,830,884.56/297,447.04
  6. Step 6: Final answer
    x = 130,621.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.