Home / 869,183.60-1,302,025.80-603,244.40

Finding the Fourth Proportional to 869,183.60, 1,302,025.80 and 603,244.40

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Solution

The fourth proportional to 869,183.60, 1,302,025.80 and 603,244.40 is: 903,652.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,183.60 : 1,302,025.80 = 603,244.40 : x
  2. Step 2: Convert to fraction form
    869,183.60/1,302,025.80 = 603,244.40/x
  3. Step 3: Cross multiply
    869,183.60x = 1,302,025.80 × 603,244.40
  4. Step 4: Simplify right side
    869,183.60x = 785,439,772,505.52
  5. Step 5: Solve for x
    x = 785,439,772,505.52/869,183.60
  6. Step 6: Final answer
    x = 903,652.32

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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.