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Finding the Fourth Proportional to 1,966.19, 2,948.51 and 795.89

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Solution

The fourth proportional to 1,966.19, 2,948.51 and 795.89 is: 1,193.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966.19 : 2,948.51 = 795.89 : x
  2. Step 2: Convert to fraction form
    1,966.19/2,948.51 = 795.89/x
  3. Step 3: Cross multiply
    1,966.19x = 2,948.51 × 795.89
  4. Step 4: Simplify right side
    1,966.19x = 2,346,674.88
  5. Step 5: Solve for x
    x = 2,346,674.88/1,966.19
  6. Step 6: Final answer
    x = 1,193.52

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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.