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Finding the Fourth Proportional to 5,395.75, 8,093.95 and 1,698.10

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Solution

The fourth proportional to 5,395.75, 8,093.95 and 1,698.10 is: 2,547.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.75 : 8,093.95 = 1,698.10 : x
  2. Step 2: Convert to fraction form
    5,395.75/8,093.95 = 1,698.10/x
  3. Step 3: Cross multiply
    5,395.75x = 8,093.95 × 1,698.10
  4. Step 4: Simplify right side
    5,395.75x = 13,744,312.01
  5. Step 5: Solve for x
    x = 13,744,312.01/5,395.75
  6. Step 6: Final answer
    x = 2,547.25

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1.5x scale

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.