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Finding the Fourth Proportional to 462,248.48, 692,805.60 and 262,736

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Solution

The fourth proportional to 462,248.48, 692,805.60 and 262,736 is: 393,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,248.48 : 692,805.60 = 262,736 : x
  2. Step 2: Convert to fraction form
    462,248.48/692,805.60 = 262,736/x
  3. Step 3: Cross multiply
    462,248.48x = 692,805.60 × 262,736
  4. Step 4: Simplify right side
    462,248.48x = 182,024,972,121.60
  5. Step 5: Solve for x
    x = 182,024,972,121.60/462,248.48
  6. Step 6: Final answer
    x = 393,781.66

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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.