Home / 996,968.60-1,493,346.90-660,170.60

Finding the Fourth Proportional to 996,968.60, 1,493,346.90 and 660,170.60

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Solution

The fourth proportional to 996,968.60, 1,493,346.90 and 660,170.60 is: 988,861.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,968.60 : 1,493,346.90 = 660,170.60 : x
  2. Step 2: Convert to fraction form
    996,968.60/1,493,346.90 = 660,170.60/x
  3. Step 3: Cross multiply
    996,968.60x = 1,493,346.90 × 660,170.60
  4. Step 4: Simplify right side
    996,968.60x = 985,863,718,981.14
  5. Step 5: Solve for x
    x = 985,863,718,981.14/996,968.60
  6. Step 6: Final answer
    x = 988,861.35

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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.