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Finding the Fourth Proportional to 599,847.40, 899,627.10 and 346,580.20

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Solution

The fourth proportional to 599,847.40, 899,627.10 and 346,580.20 is: 519,787.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,847.40 : 899,627.10 = 346,580.20 : x
  2. Step 2: Convert to fraction form
    599,847.40/899,627.10 = 346,580.20/x
  3. Step 3: Cross multiply
    599,847.40x = 899,627.10 × 346,580.20
  4. Step 4: Simplify right side
    599,847.40x = 311,792,940,243.42
  5. Step 5: Solve for x
    x = 311,792,940,243.42/599,847.40
  6. Step 6: Final answer
    x = 519,787.10

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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.