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Finding the Fourth Proportional to 297,442.71, 446,098.44 and 87,097.05

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Solution

The fourth proportional to 297,442.71, 446,098.44 and 87,097.05 is: 130,626.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,442.71 : 446,098.44 = 87,097.05 : x
  2. Step 2: Convert to fraction form
    297,442.71/446,098.44 = 87,097.05/x
  3. Step 3: Cross multiply
    297,442.71x = 446,098.44 × 87,097.05
  4. Step 4: Simplify right side
    297,442.71x = 38,853,858,133.60
  5. Step 5: Solve for x
    x = 38,853,858,133.60/297,442.71
  6. Step 6: Final answer
    x = 130,626.36

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1.5x scale

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.