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Finding the Fourth Proportional to 440,880.54, 608,471.43 and 259,609.34

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Solution

The fourth proportional to 440,880.54, 608,471.43 and 259,609.34 is: 358,294.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,880.54 : 608,471.43 = 259,609.34 : x
  2. Step 2: Convert to fraction form
    440,880.54/608,471.43 = 259,609.34/x
  3. Step 3: Cross multiply
    440,880.54x = 608,471.43 × 259,609.34
  4. Step 4: Simplify right side
    440,880.54x = 157,964,866,351.16
  5. Step 5: Solve for x
    x = 157,964,866,351.16/440,880.54
  6. Step 6: Final answer
    x = 358,294.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.