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Finding the Fourth Proportional to 1,872,654.66, 2,584,245.06 and 1,013,196.06

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Solution

The fourth proportional to 1,872,654.66, 2,584,245.06 and 1,013,196.06 is: 1,398,200.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,654.66 : 2,584,245.06 = 1,013,196.06 : x
  2. Step 2: Convert to fraction form
    1,872,654.66/2,584,245.06 = 1,013,196.06/x
  3. Step 3: Cross multiply
    1,872,654.66x = 2,584,245.06 × 1,013,196.06
  4. Step 4: Simplify right side
    1,872,654.66x = 2,618,346,912,866.46
  5. Step 5: Solve for x
    x = 2,618,346,912,866.46/1,872,654.66
  6. Step 6: Final answer
    x = 1,398,200.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.