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Finding the Fourth Proportional to 500,605.73, 750,943.61 and 247,818.34

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Solution

The fourth proportional to 500,605.73, 750,943.61 and 247,818.34 is: 371,744.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,605.73 : 750,943.61 = 247,818.34 : x
  2. Step 2: Convert to fraction form
    500,605.73/750,943.61 = 247,818.34/x
  3. Step 3: Cross multiply
    500,605.73x = 750,943.61 × 247,818.34
  4. Step 4: Simplify right side
    500,605.73x = 186,097,598,863.81
  5. Step 5: Solve for x
    x = 186,097,598,863.81/500,605.73
  6. Step 6: Final answer
    x = 371,744.84

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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.