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Finding the Fourth Proportional to 484,852.86, 726,477.38 and 247,869.54

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Solution

The fourth proportional to 484,852.86, 726,477.38 and 247,869.54 is: 371,394.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,852.86 : 726,477.38 = 247,869.54 : x
  2. Step 2: Convert to fraction form
    484,852.86/726,477.38 = 247,869.54/x
  3. Step 3: Cross multiply
    484,852.86x = 726,477.38 × 247,869.54
  4. Step 4: Simplify right side
    484,852.86x = 180,071,614,001.01
  5. Step 5: Solve for x
    x = 180,071,614,001.01/484,852.86
  6. Step 6: Final answer
    x = 371,394.35

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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.