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Finding the Fourth Proportional to 284,210.84, 426,306.50 and 73,850.60

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Solution

The fourth proportional to 284,210.84, 426,306.50 and 73,850.60 is: 110,773.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,210.84 : 426,306.50 = 73,850.60 : x
  2. Step 2: Convert to fraction form
    284,210.84/426,306.50 = 73,850.60/x
  3. Step 3: Cross multiply
    284,210.84x = 426,306.50 × 73,850.60
  4. Step 4: Simplify right side
    284,210.84x = 31,482,990,808.90
  5. Step 5: Solve for x
    x = 31,482,990,808.90/284,210.84
  6. Step 6: Final answer
    x = 110,773.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.