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Finding the Fourth Proportional to 196,595.60, 294,893.40 and 63,480.20

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Solution

The fourth proportional to 196,595.60, 294,893.40 and 63,480.20 is: 95,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,595.60 : 294,893.40 = 63,480.20 : x
  2. Step 2: Convert to fraction form
    196,595.60/294,893.40 = 63,480.20/x
  3. Step 3: Cross multiply
    196,595.60x = 294,893.40 × 63,480.20
  4. Step 4: Simplify right side
    196,595.60x = 18,719,892,010.68
  5. Step 5: Solve for x
    x = 18,719,892,010.68/196,595.60
  6. Step 6: Final answer
    x = 95,220.30

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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.