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Finding the Fourth Proportional to 1,947,696.04, 2,919,012.54 and 793,595.44

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Solution

The fourth proportional to 1,947,696.04, 2,919,012.54 and 793,595.44 is: 1,189,361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,696.04 : 2,919,012.54 = 793,595.44 : x
  2. Step 2: Convert to fraction form
    1,947,696.04/2,919,012.54 = 793,595.44/x
  3. Step 3: Cross multiply
    1,947,696.04x = 2,919,012.54 × 793,595.44
  4. Step 4: Simplify right side
    1,947,696.04x = 2,316,515,041,046.82
  5. Step 5: Solve for x
    x = 2,316,515,041,046.82/1,947,696.04
  6. Step 6: Final answer
    x = 1,189,361.68

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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.