Home / 669,861.60-1,004,792.40-622,622.40

Finding the Fourth Proportional to 669,861.60, 1,004,792.40 and 622,622.40

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Solution

The fourth proportional to 669,861.60, 1,004,792.40 and 622,622.40 is: 933,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,861.60 : 1,004,792.40 = 622,622.40 : x
  2. Step 2: Convert to fraction form
    669,861.60/1,004,792.40 = 622,622.40/x
  3. Step 3: Cross multiply
    669,861.60x = 1,004,792.40 × 622,622.40
  4. Step 4: Simplify right side
    669,861.60x = 625,606,255,589.76
  5. Step 5: Solve for x
    x = 625,606,255,589.76/669,861.60
  6. Step 6: Final answer
    x = 933,933.60

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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.