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Finding the Fourth Proportional to 7,416.60, 10,176.44 and 7,346.94

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Solution

The fourth proportional to 7,416.60, 10,176.44 and 7,346.94 is: 10,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.60 : 10,176.44 = 7,346.94 : x
  2. Step 2: Convert to fraction form
    7,416.60/10,176.44 = 7,346.94/x
  3. Step 3: Cross multiply
    7,416.60x = 10,176.44 × 7,346.94
  4. Step 4: Simplify right side
    7,416.60x = 74,765,657.36
  5. Step 5: Solve for x
    x = 74,765,657.36/7,416.60
  6. Step 6: Final answer
    x = 10,080.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.