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Finding the Fourth Proportional to 544,088.40, 816,132.60 and 376,126.80

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Solution

The fourth proportional to 544,088.40, 816,132.60 and 376,126.80 is: 564,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,088.40 : 816,132.60 = 376,126.80 : x
  2. Step 2: Convert to fraction form
    544,088.40/816,132.60 = 376,126.80/x
  3. Step 3: Cross multiply
    544,088.40x = 816,132.60 × 376,126.80
  4. Step 4: Simplify right side
    544,088.40x = 306,969,343,213.68
  5. Step 5: Solve for x
    x = 306,969,343,213.68/544,088.40
  6. Step 6: Final answer
    x = 564,190.20

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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.