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Finding the Fourth Proportional to 550,323.80, 825,486.76 and 150,970.04

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Solution

The fourth proportional to 550,323.80, 825,486.76 and 150,970.04 is: 226,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,323.80 : 825,486.76 = 150,970.04 : x
  2. Step 2: Convert to fraction form
    550,323.80/825,486.76 = 150,970.04/x
  3. Step 3: Cross multiply
    550,323.80x = 825,486.76 × 150,970.04
  4. Step 4: Simplify right side
    550,323.80x = 124,623,769,176.67
  5. Step 5: Solve for x
    x = 124,623,769,176.67/550,323.80
  6. Step 6: Final answer
    x = 226,455.35

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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.