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Finding the Fourth Proportional to 1,799.24, 2,696.36 and 975.74

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Solution

The fourth proportional to 1,799.24, 2,696.36 and 975.74 is: 1,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,799.24 : 2,696.36 = 975.74 : x
  2. Step 2: Convert to fraction form
    1,799.24/2,696.36 = 975.74/x
  3. Step 3: Cross multiply
    1,799.24x = 2,696.36 × 975.74
  4. Step 4: Simplify right side
    1,799.24x = 2,630,927.95
  5. Step 5: Solve for x
    x = 2,630,927.95/1,799.24
  6. Step 6: Final answer
    x = 1,462.25

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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.