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Finding the Fourth Proportional to 1,925.37, 2,656.94 and 1,085.94

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Solution

The fourth proportional to 1,925.37, 2,656.94 and 1,085.94 is: 1,498.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.37 : 2,656.94 = 1,085.94 : x
  2. Step 2: Convert to fraction form
    1,925.37/2,656.94 = 1,085.94/x
  3. Step 3: Cross multiply
    1,925.37x = 2,656.94 × 1,085.94
  4. Step 4: Simplify right side
    1,925.37x = 2,885,271.99
  5. Step 5: Solve for x
    x = 2,885,271.99/1,925.37
  6. Step 6: Final answer
    x = 1,498.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.