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Finding the Fourth Proportional to 375,461.80, 563,266.20 and 165,099.13

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Solution

The fourth proportional to 375,461.80, 563,266.20 and 165,099.13 is: 247,681.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,461.80 : 563,266.20 = 165,099.13 : x
  2. Step 2: Convert to fraction form
    375,461.80/563,266.20 = 165,099.13/x
  3. Step 3: Cross multiply
    375,461.80x = 563,266.20 × 165,099.13
  4. Step 4: Simplify right side
    375,461.80x = 92,994,759,578.41
  5. Step 5: Solve for x
    x = 92,994,759,578.41/375,461.80
  6. Step 6: Final answer
    x = 247,681.01

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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.