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Finding the Fourth Proportional to 1,943,892.06, 2,913,474.18 and 1,375,437.03

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Solution

The fourth proportional to 1,943,892.06, 2,913,474.18 and 1,375,437.03 is: 2,061,482.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,892.06 : 2,913,474.18 = 1,375,437.03 : x
  2. Step 2: Convert to fraction form
    1,943,892.06/2,913,474.18 = 1,375,437.03/x
  3. Step 3: Cross multiply
    1,943,892.06x = 2,913,474.18 × 1,375,437.03
  4. Step 4: Simplify right side
    1,943,892.06x = 4,007,300,283,741.54
  5. Step 5: Solve for x
    x = 4,007,300,283,741.54/1,943,892.06
  6. Step 6: Final answer
    x = 2,061,482.92

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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.