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Finding the Fourth Proportional to 1,156.69, 1,734.52 and 334.77

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Solution

The fourth proportional to 1,156.69, 1,734.52 and 334.77 is: 502.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156.69 : 1,734.52 = 334.77 : x
  2. Step 2: Convert to fraction form
    1,156.69/1,734.52 = 334.77/x
  3. Step 3: Cross multiply
    1,156.69x = 1,734.52 × 334.77
  4. Step 4: Simplify right side
    1,156.69x = 580,664.42
  5. Step 5: Solve for x
    x = 580,664.42/1,156.69
  6. Step 6: Final answer
    x = 502.01

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.