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Finding the Fourth Proportional to 344,871, 517,306.50 and 95,553

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Solution

The fourth proportional to 344,871, 517,306.50 and 95,553 is: 143,329.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,871 : 517,306.50 = 95,553 : x
  2. Step 2: Convert to fraction form
    344,871/517,306.50 = 95,553/x
  3. Step 3: Cross multiply
    344,871x = 517,306.50 × 95,553
  4. Step 4: Simplify right side
    344,871x = 49,430,187,994.50
  5. Step 5: Solve for x
    x = 49,430,187,994.50/344,871
  6. Step 6: Final answer
    x = 143,329.50

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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.