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Finding the Fourth Proportional to 599,391.20, 898,957.20 and 262,431.20

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Solution

The fourth proportional to 599,391.20, 898,957.20 and 262,431.20 is: 393,590.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,391.20 : 898,957.20 = 262,431.20 : x
  2. Step 2: Convert to fraction form
    599,391.20/898,957.20 = 262,431.20/x
  3. Step 3: Cross multiply
    599,391.20x = 898,957.20 × 262,431.20
  4. Step 4: Simplify right side
    599,391.20x = 235,914,416,744.64
  5. Step 5: Solve for x
    x = 235,914,416,744.64/599,391.20
  6. Step 6: Final answer
    x = 393,590.06

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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.