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Finding the Fourth Proportional to 341,591.47, 512,699.71 and 173,228.01

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Solution

The fourth proportional to 341,591.47, 512,699.71 and 173,228.01 is: 260,000.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,591.47 : 512,699.71 = 173,228.01 : x
  2. Step 2: Convert to fraction form
    341,591.47/512,699.71 = 173,228.01/x
  3. Step 3: Cross multiply
    341,591.47x = 512,699.71 × 173,228.01
  4. Step 4: Simplify right side
    341,591.47x = 88,813,950,490.88
  5. Step 5: Solve for x
    x = 88,813,950,490.88/341,591.47
  6. Step 6: Final answer
    x = 260,000.49

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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.