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Finding the Fourth Proportional to 1,872,327.84, 2,583,885.68 and 1,097,851.01

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Solution

The fourth proportional to 1,872,327.84, 2,583,885.68 and 1,097,851.01 is: 1,515,077.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,327.84 : 2,583,885.68 = 1,097,851.01 : x
  2. Step 2: Convert to fraction form
    1,872,327.84/2,583,885.68 = 1,097,851.01/x
  3. Step 3: Cross multiply
    1,872,327.84x = 2,583,885.68 × 1,097,851.01
  4. Step 4: Simplify right side
    1,872,327.84x = 2,836,721,485,103.85
  5. Step 5: Solve for x
    x = 2,836,721,485,103.85/1,872,327.84
  6. Step 6: Final answer
    x = 1,515,077.34

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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.