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Finding the Fourth Proportional to 468,989.40, 703,484.10 and 202,564.20

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Solution

The fourth proportional to 468,989.40, 703,484.10 and 202,564.20 is: 303,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,989.40 : 703,484.10 = 202,564.20 : x
  2. Step 2: Convert to fraction form
    468,989.40/703,484.10 = 202,564.20/x
  3. Step 3: Cross multiply
    468,989.40x = 703,484.10 × 202,564.20
  4. Step 4: Simplify right side
    468,989.40x = 142,500,693,929.22
  5. Step 5: Solve for x
    x = 142,500,693,929.22/468,989.40
  6. Step 6: Final answer
    x = 303,846.30

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Similar ratio
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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.