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Finding the Fourth Proportional to 1,894.16, 2,840.34 and 594.92

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Solution

The fourth proportional to 1,894.16, 2,840.34 and 594.92 is: 892.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894.16 : 2,840.34 = 594.92 : x
  2. Step 2: Convert to fraction form
    1,894.16/2,840.34 = 594.92/x
  3. Step 3: Cross multiply
    1,894.16x = 2,840.34 × 594.92
  4. Step 4: Simplify right side
    1,894.16x = 1,689,775.07
  5. Step 5: Solve for x
    x = 1,689,775.07/1,894.16
  6. Step 6: Final answer
    x = 892.10

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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.