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Finding the Fourth Proportional to 241,605.20, 362,407.80 and 64,139.60

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Solution

The fourth proportional to 241,605.20, 362,407.80 and 64,139.60 is: 96,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,605.20 : 362,407.80 = 64,139.60 : x
  2. Step 2: Convert to fraction form
    241,605.20/362,407.80 = 64,139.60/x
  3. Step 3: Cross multiply
    241,605.20x = 362,407.80 × 64,139.60
  4. Step 4: Simplify right side
    241,605.20x = 23,244,691,328.88
  5. Step 5: Solve for x
    x = 23,244,691,328.88/241,605.20
  6. Step 6: Final answer
    x = 96,209.40

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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.