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Finding the Fourth Proportional to 528,027.22, 792,039.24 and 456,737.83

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Solution

The fourth proportional to 528,027.22, 792,039.24 and 456,737.83 is: 685,105.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,027.22 : 792,039.24 = 456,737.83 : x
  2. Step 2: Convert to fraction form
    528,027.22/792,039.24 = 456,737.83/x
  3. Step 3: Cross multiply
    528,027.22x = 792,039.24 × 456,737.83
  4. Step 4: Simplify right side
    528,027.22x = 361,754,283,752.45
  5. Step 5: Solve for x
    x = 361,754,283,752.45/528,027.22
  6. Step 6: Final answer
    x = 685,105.37

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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.