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Finding the Fourth Proportional to 607,027.10, 910,905.15 and 252,004.10

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Solution

The fourth proportional to 607,027.10, 910,905.15 and 252,004.10 is: 378,157.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,027.10 : 910,905.15 = 252,004.10 : x
  2. Step 2: Convert to fraction form
    607,027.10/910,905.15 = 252,004.10/x
  3. Step 3: Cross multiply
    607,027.10x = 910,905.15 × 252,004.10
  4. Step 4: Simplify right side
    607,027.10x = 229,551,832,511.12
  5. Step 5: Solve for x
    x = 229,551,832,511.12/607,027.10
  6. Step 6: Final answer
    x = 378,157.47

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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.