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Finding the Fourth Proportional to 46,493.60, 69,740.40 and 44,679.20

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Solution

The fourth proportional to 46,493.60, 69,740.40 and 44,679.20 is: 67,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,493.60 : 69,740.40 = 44,679.20 : x
  2. Step 2: Convert to fraction form
    46,493.60/69,740.40 = 44,679.20/x
  3. Step 3: Cross multiply
    46,493.60x = 69,740.40 × 44,679.20
  4. Step 4: Simplify right side
    46,493.60x = 3,115,945,279.68
  5. Step 5: Solve for x
    x = 3,115,945,279.68/46,493.60
  6. Step 6: Final answer
    x = 67,018.80

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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.