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Finding the Fourth Proportional to 5,569.48, 8,343.41 and 4,977.98

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Solution

The fourth proportional to 5,569.48, 8,343.41 and 4,977.98 is: 7,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.48 : 8,343.41 = 4,977.98 : x
  2. Step 2: Convert to fraction form
    5,569.48/8,343.41 = 4,977.98/x
  3. Step 3: Cross multiply
    5,569.48x = 8,343.41 × 4,977.98
  4. Step 4: Simplify right side
    5,569.48x = 41,533,328.11
  5. Step 5: Solve for x
    x = 41,533,328.11/5,569.48
  6. Step 6: Final answer
    x = 7,457.31

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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.