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Finding the Fourth Proportional to 4,390.51, 6,058.68 and 2,400.68

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Solution

The fourth proportional to 4,390.51, 6,058.68 and 2,400.68 is: 3,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.51 : 6,058.68 = 2,400.68 : x
  2. Step 2: Convert to fraction form
    4,390.51/6,058.68 = 2,400.68/x
  3. Step 3: Cross multiply
    4,390.51x = 6,058.68 × 2,400.68
  4. Step 4: Simplify right side
    4,390.51x = 14,544,951.90
  5. Step 5: Solve for x
    x = 14,544,951.90/4,390.51
  6. Step 6: Final answer
    x = 3,312.82

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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.