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Finding the Fourth Proportional to 585,983.40, 878,802.30 and 230,879.40

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Solution

The fourth proportional to 585,983.40, 878,802.30 and 230,879.40 is: 346,251.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,983.40 : 878,802.30 = 230,879.40 : x
  2. Step 2: Convert to fraction form
    585,983.40/878,802.30 = 230,879.40/x
  3. Step 3: Cross multiply
    585,983.40x = 878,802.30 × 230,879.40
  4. Step 4: Simplify right side
    585,983.40x = 202,897,347,742.62
  5. Step 5: Solve for x
    x = 202,897,347,742.62/585,983.40
  6. Step 6: Final answer
    x = 346,251.02

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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.