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Finding the Fourth Proportional to 1,155.94, 1,595.23 and 632.00

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Solution

The fourth proportional to 1,155.94, 1,595.23 and 632.00 is: 872.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155.94 : 1,595.23 = 632.00 : x
  2. Step 2: Convert to fraction form
    1,155.94/1,595.23 = 632.00/x
  3. Step 3: Cross multiply
    1,155.94x = 1,595.23 × 632.00
  4. Step 4: Simplify right side
    1,155.94x = 1,008,187.77
  5. Step 5: Solve for x
    x = 1,008,187.77/1,155.94
  6. Step 6: Final answer
    x = 872.18

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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.