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Finding the Fourth Proportional to 199,461.40, 299,192.10 and 173,800.60

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Solution

The fourth proportional to 199,461.40, 299,192.10 and 173,800.60 is: 260,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,461.40 : 299,192.10 = 173,800.60 : x
  2. Step 2: Convert to fraction form
    199,461.40/299,192.10 = 173,800.60/x
  3. Step 3: Cross multiply
    199,461.40x = 299,192.10 × 173,800.60
  4. Step 4: Simplify right side
    199,461.40x = 51,999,766,495.26
  5. Step 5: Solve for x
    x = 51,999,766,495.26/199,461.40
  6. Step 6: Final answer
    x = 260,700.90

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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.