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Finding the Fourth Proportional to 1,076.08, 1,484.96 and 604.01

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Solution

The fourth proportional to 1,076.08, 1,484.96 and 604.01 is: 833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076.08 : 1,484.96 = 604.01 : x
  2. Step 2: Convert to fraction form
    1,076.08/1,484.96 = 604.01/x
  3. Step 3: Cross multiply
    1,076.08x = 1,484.96 × 604.01
  4. Step 4: Simplify right side
    1,076.08x = 896,935.91
  5. Step 5: Solve for x
    x = 896,935.91/1,076.08
  6. Step 6: Final answer
    x = 833.52

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Why These Related Problems?

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