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Finding the Fourth Proportional to 553,355.20, 829,501.44 and 353,110.24

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Solution

The fourth proportional to 553,355.20, 829,501.44 and 353,110.24 is: 529,326.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,355.20 : 829,501.44 = 353,110.24 : x
  2. Step 2: Convert to fraction form
    553,355.20/829,501.44 = 353,110.24/x
  3. Step 3: Cross multiply
    553,355.20x = 829,501.44 × 353,110.24
  4. Step 4: Simplify right side
    553,355.20x = 292,905,452,558.75
  5. Step 5: Solve for x
    x = 292,905,452,558.75/553,355.20
  6. Step 6: Final answer
    x = 529,326.29

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