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Finding the Fourth Proportional to 2,793,583.53, 3,855,129.53 and 1,705,704.12

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Solution

The fourth proportional to 2,793,583.53, 3,855,129.53 and 1,705,704.12 is: 2,353,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793,583.53 : 3,855,129.53 = 1,705,704.12 : x
  2. Step 2: Convert to fraction form
    2,793,583.53/3,855,129.53 = 1,705,704.12/x
  3. Step 3: Cross multiply
    2,793,583.53x = 3,855,129.53 × 1,705,704.12
  4. Step 4: Simplify right side
    2,793,583.53x = 6,575,710,313,926.14
  5. Step 5: Solve for x
    x = 6,575,710,313,926.14/2,793,583.53
  6. Step 6: Final answer
    x = 2,353,862.07

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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.