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Finding the Fourth Proportional to 1,664,610.03, 2,296,915.56 and 1,010,896.11

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Solution

The fourth proportional to 1,664,610.03, 2,296,915.56 and 1,010,896.11 is: 1,394,887.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,610.03 : 2,296,915.56 = 1,010,896.11 : x
  2. Step 2: Convert to fraction form
    1,664,610.03/2,296,915.56 = 1,010,896.11/x
  3. Step 3: Cross multiply
    1,664,610.03x = 2,296,915.56 × 1,010,896.11
  4. Step 4: Simplify right side
    1,664,610.03x = 2,321,943,004,602.47
  5. Step 5: Solve for x
    x = 2,321,943,004,602.47/1,664,610.03
  6. Step 6: Final answer
    x = 1,394,887.07

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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.