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Finding the Fourth Proportional to 5,869,864.80, 8,797,798.80 and 3,028,514.40

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Solution

The fourth proportional to 5,869,864.80, 8,797,798.80 and 3,028,514.40 is: 4,539,160.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869,864.80 : 8,797,798.80 = 3,028,514.40 : x
  2. Step 2: Convert to fraction form
    5,869,864.80/8,797,798.80 = 3,028,514.40/x
  3. Step 3: Cross multiply
    5,869,864.80x = 8,797,798.80 × 3,028,514.40
  4. Step 4: Simplify right side
    5,869,864.80x = 26,644,260,354,102.72
  5. Step 5: Solve for x
    x = 26,644,260,354,102.72/5,869,864.80
  6. Step 6: Final answer
    x = 4,539,160.83

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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.