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Finding the Fourth Proportional to 665,187.44, 997,879.56 and 244,430.24

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Solution

The fourth proportional to 665,187.44, 997,879.56 and 244,430.24 is: 366,681.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,187.44 : 997,879.56 = 244,430.24 : x
  2. Step 2: Convert to fraction form
    665,187.44/997,879.56 = 244,430.24/x
  3. Step 3: Cross multiply
    665,187.44x = 997,879.56 × 244,430.24
  4. Step 4: Simplify right side
    665,187.44x = 243,911,940,341.89
  5. Step 5: Solve for x
    x = 243,911,940,341.89/665,187.44
  6. Step 6: Final answer
    x = 366,681.52

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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.