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Finding the Fourth Proportional to 5,368.79, 8,045.51 and 2,363.22

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Solution

The fourth proportional to 5,368.79, 8,045.51 and 2,363.22 is: 3,541.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.79 : 8,045.51 = 2,363.22 : x
  2. Step 2: Convert to fraction form
    5,368.79/8,045.51 = 2,363.22/x
  3. Step 3: Cross multiply
    5,368.79x = 8,045.51 × 2,363.22
  4. Step 4: Simplify right side
    5,368.79x = 19,013,298.33
  5. Step 5: Solve for x
    x = 19,013,298.33/5,368.79
  6. Step 6: Final answer
    x = 3,541.45

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Why These Related Problems?

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