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Finding the Fourth Proportional to 1,103,089, 1,522,097 and 619,561.52

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Solution

The fourth proportional to 1,103,089, 1,522,097 and 619,561.52 is: 854,901.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,089 : 1,522,097 = 619,561.52 : x
  2. Step 2: Convert to fraction form
    1,103,089/1,522,097 = 619,561.52/x
  3. Step 3: Cross multiply
    1,103,089x = 1,522,097 × 619,561.52
  4. Step 4: Simplify right side
    1,103,089x = 943,032,730,907.44
  5. Step 5: Solve for x
    x = 943,032,730,907.44/1,103,089
  6. Step 6: Final answer
    x = 854,901.76

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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.