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Finding the Fourth Proportional to 2,054,892.82, 2,836,892.26 and 1,239,303.96

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Solution

The fourth proportional to 2,054,892.82, 2,836,892.26 and 1,239,303.96 is: 1,710,927.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054,892.82 : 2,836,892.26 = 1,239,303.96 : x
  2. Step 2: Convert to fraction form
    2,054,892.82/2,836,892.26 = 1,239,303.96/x
  3. Step 3: Cross multiply
    2,054,892.82x = 2,836,892.26 × 1,239,303.96
  4. Step 4: Simplify right side
    2,054,892.82x = 3,515,771,811,911.35
  5. Step 5: Solve for x
    x = 3,515,771,811,911.35/2,054,892.82
  6. Step 6: Final answer
    x = 1,710,927.10

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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.