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Finding the Fourth Proportional to 1,929.04, 2,895 and 1,064.08

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Solution

The fourth proportional to 1,929.04, 2,895 and 1,064.08 is: 1,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929.04 : 2,895 = 1,064.08 : x
  2. Step 2: Convert to fraction form
    1,929.04/2,895 = 1,064.08/x
  3. Step 3: Cross multiply
    1,929.04x = 2,895 × 1,064.08
  4. Step 4: Simplify right side
    1,929.04x = 3,080,511.60
  5. Step 5: Solve for x
    x = 3,080,511.60/1,929.04
  6. Step 6: Final answer
    x = 1,596.91

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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.