Home / 403,250.20-604,292.10-178,426.60

Finding the Fourth Proportional to 403,250.20, 604,292.10 and 178,426.60

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Solution

The fourth proportional to 403,250.20, 604,292.10 and 178,426.60 is: 267,381.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,250.20 : 604,292.10 = 178,426.60 : x
  2. Step 2: Convert to fraction form
    403,250.20/604,292.10 = 178,426.60/x
  3. Step 3: Cross multiply
    403,250.20x = 604,292.10 × 178,426.60
  4. Step 4: Simplify right side
    403,250.20x = 107,821,784,809.86
  5. Step 5: Solve for x
    x = 107,821,784,809.86/403,250.20
  6. Step 6: Final answer
    x = 267,381.85

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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.