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Finding the Fourth Proportional to 586,758.33, 809,705.55 and 332,104.05

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Solution

The fourth proportional to 586,758.33, 809,705.55 and 332,104.05 is: 458,291.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,758.33 : 809,705.55 = 332,104.05 : x
  2. Step 2: Convert to fraction form
    586,758.33/809,705.55 = 332,104.05/x
  3. Step 3: Cross multiply
    586,758.33x = 809,705.55 × 332,104.05
  4. Step 4: Simplify right side
    586,758.33x = 268,906,490,801.96
  5. Step 5: Solve for x
    x = 268,906,490,801.96/586,758.33
  6. Step 6: Final answer
    x = 458,291.73

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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.