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Finding the Fourth Proportional to 482,871.60, 724,566.60 and 202,417.20

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Solution

The fourth proportional to 482,871.60, 724,566.60 and 202,417.20 is: 303,734.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,871.60 : 724,566.60 = 202,417.20 : x
  2. Step 2: Convert to fraction form
    482,871.60/724,566.60 = 202,417.20/x
  3. Step 3: Cross multiply
    482,871.60x = 724,566.60 × 202,417.20
  4. Step 4: Simplify right side
    482,871.60x = 146,664,742,385.52
  5. Step 5: Solve for x
    x = 146,664,742,385.52/482,871.60
  6. Step 6: Final answer
    x = 303,734.46

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