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Finding the Fourth Proportional to 297,308.40, 446,016.60 and 97,573.20

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Solution

The fourth proportional to 297,308.40, 446,016.60 and 97,573.20 is: 146,377.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,308.40 : 446,016.60 = 97,573.20 : x
  2. Step 2: Convert to fraction form
    297,308.40/446,016.60 = 97,573.20/x
  3. Step 3: Cross multiply
    297,308.40x = 446,016.60 × 97,573.20
  4. Step 4: Simplify right side
    297,308.40x = 43,519,266,915.12
  5. Step 5: Solve for x
    x = 43,519,266,915.12/297,308.40
  6. Step 6: Final answer
    x = 146,377.52

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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.