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Finding the Fourth Proportional to 5,842,855.57, 8,764,020.40 and 3,924,575.01

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Solution

The fourth proportional to 5,842,855.57, 8,764,020.40 and 3,924,575.01 is: 5,886,685.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,842,855.57 : 8,764,020.40 = 3,924,575.01 : x
  2. Step 2: Convert to fraction form
    5,842,855.57/8,764,020.40 = 3,924,575.01/x
  3. Step 3: Cross multiply
    5,842,855.57x = 8,764,020.40 × 3,924,575.01
  4. Step 4: Simplify right side
    5,842,855.57x = 34,395,055,448,970.20
  5. Step 5: Solve for x
    x = 34,395,055,448,970.20/5,842,855.57
  6. Step 6: Final answer
    x = 5,886,685.89

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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.