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Finding the Fourth Proportional to 365,802.96, 548,769.96 and 129,282.96

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Solution

The fourth proportional to 365,802.96, 548,769.96 and 129,282.96 is: 193,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,802.96 : 548,769.96 = 129,282.96 : x
  2. Step 2: Convert to fraction form
    365,802.96/548,769.96 = 129,282.96/x
  3. Step 3: Cross multiply
    365,802.96x = 548,769.96 × 129,282.96
  4. Step 4: Simplify right side
    365,802.96x = 70,946,604,787.88
  5. Step 5: Solve for x
    x = 70,946,604,787.88/365,802.96
  6. Step 6: Final answer
    x = 193,947.60

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1.5x scale

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.