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Finding the Fourth Proportional to 334,172.40, 501,258.60 and 322,362.60

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Solution

The fourth proportional to 334,172.40, 501,258.60 and 322,362.60 is: 483,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,172.40 : 501,258.60 = 322,362.60 : x
  2. Step 2: Convert to fraction form
    334,172.40/501,258.60 = 322,362.60/x
  3. Step 3: Cross multiply
    334,172.40x = 501,258.60 × 322,362.60
  4. Step 4: Simplify right side
    334,172.40x = 161,587,025,568.36
  5. Step 5: Solve for x
    x = 161,587,025,568.36/334,172.40
  6. Step 6: Final answer
    x = 483,543.90

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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.