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Finding the Fourth Proportional to 4,341.79, 6,512.66 and 1,054.89

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Solution

The fourth proportional to 4,341.79, 6,512.66 and 1,054.89 is: 1,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.79 : 6,512.66 = 1,054.89 : x
  2. Step 2: Convert to fraction form
    4,341.79/6,512.66 = 1,054.89/x
  3. Step 3: Cross multiply
    4,341.79x = 6,512.66 × 1,054.89
  4. Step 4: Simplify right side
    4,341.79x = 6,870,139.91
  5. Step 5: Solve for x
    x = 6,870,139.91/4,341.79
  6. Step 6: Final answer
    x = 1,582.33

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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.