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Finding the Fourth Proportional to 4,870.71, 7,306.71 and 1,582.69

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Solution

The fourth proportional to 4,870.71, 7,306.71 and 1,582.69 is: 2,374.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.71 : 7,306.71 = 1,582.69 : x
  2. Step 2: Convert to fraction form
    4,870.71/7,306.71 = 1,582.69/x
  3. Step 3: Cross multiply
    4,870.71x = 7,306.71 × 1,582.69
  4. Step 4: Simplify right side
    4,870.71x = 11,564,246.35
  5. Step 5: Solve for x
    x = 11,564,246.35/4,870.71
  6. Step 6: Final answer
    x = 2,374.24

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