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Finding the Fourth Proportional to 584,996.10, 875,744.55 and 348,216.90

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Solution

The fourth proportional to 584,996.10, 875,744.55 and 348,216.90 is: 521,283.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,996.10 : 875,744.55 = 348,216.90 : x
  2. Step 2: Convert to fraction form
    584,996.10/875,744.55 = 348,216.90/x
  3. Step 3: Cross multiply
    584,996.10x = 875,744.55 × 348,216.90
  4. Step 4: Simplify right side
    584,996.10x = 304,949,052,392.90
  5. Step 5: Solve for x
    x = 304,949,052,392.90/584,996.10
  6. Step 6: Final answer
    x = 521,283.91

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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.