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Finding the Fourth Proportional to 1,157.92, 1,597.93 and 634.00

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Solution

The fourth proportional to 1,157.92, 1,597.93 and 634.00 is: 874.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157.92 : 1,597.93 = 634.00 : x
  2. Step 2: Convert to fraction form
    1,157.92/1,597.93 = 634.00/x
  3. Step 3: Cross multiply
    1,157.92x = 1,597.93 × 634.00
  4. Step 4: Simplify right side
    1,157.92x = 1,013,079.63
  5. Step 5: Solve for x
    x = 1,013,079.63/1,157.92
  6. Step 6: Final answer
    x = 874.92

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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.