Home / 656,447.60-984,077.40-456,863.60

Finding the Fourth Proportional to 656,447.60, 984,077.40 and 456,863.60

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Solution

The fourth proportional to 656,447.60, 984,077.40 and 456,863.60 is: 684,882.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,447.60 : 984,077.40 = 456,863.60 : x
  2. Step 2: Convert to fraction form
    656,447.60/984,077.40 = 456,863.60/x
  3. Step 3: Cross multiply
    656,447.60x = 984,077.40 × 456,863.60
  4. Step 4: Simplify right side
    656,447.60x = 449,589,143,642.64
  5. Step 5: Solve for x
    x = 449,589,143,642.64/656,447.60
  6. Step 6: Final answer
    x = 684,882.00

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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.