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Finding the Fourth Proportional to 1,961,948, 2,938,650.06 and 948,933.26

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Solution

The fourth proportional to 1,961,948, 2,938,650.06 and 948,933.26 is: 1,421,333.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961,948 : 2,938,650.06 = 948,933.26 : x
  2. Step 2: Convert to fraction form
    1,961,948/2,938,650.06 = 948,933.26/x
  3. Step 3: Cross multiply
    1,961,948x = 2,938,650.06 × 948,933.26
  4. Step 4: Simplify right side
    1,961,948x = 2,788,582,781,435.00
  5. Step 5: Solve for x
    x = 2,788,582,781,435.00/1,961,948
  6. Step 6: Final answer
    x = 1,421,333.69

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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.