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Finding the Fourth Proportional to 585,797.44, 808,572.32 and 340,839.84

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Solution

The fourth proportional to 585,797.44, 808,572.32 and 340,839.84 is: 470,458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,797.44 : 808,572.32 = 340,839.84 : x
  2. Step 2: Convert to fraction form
    585,797.44/808,572.32 = 340,839.84/x
  3. Step 3: Cross multiply
    585,797.44x = 808,572.32 × 340,839.84
  4. Step 4: Simplify right side
    585,797.44x = 275,593,660,177.23
  5. Step 5: Solve for x
    x = 275,593,660,177.23/585,797.44
  6. Step 6: Final answer
    x = 470,458.97

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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.