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Finding the Fourth Proportional to 483,468.80, 724,598.40 and 246,905.60

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Solution

The fourth proportional to 483,468.80, 724,598.40 and 246,905.60 is: 370,049.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,468.80 : 724,598.40 = 246,905.60 : x
  2. Step 2: Convert to fraction form
    483,468.80/724,598.40 = 246,905.60/x
  3. Step 3: Cross multiply
    483,468.80x = 724,598.40 × 246,905.60
  4. Step 4: Simplify right side
    483,468.80x = 178,907,402,711.04
  5. Step 5: Solve for x
    x = 178,907,402,711.04/483,468.80
  6. Step 6: Final answer
    x = 370,049.53

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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.