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Finding the Fourth Proportional to 342,116.64, 513,202.32 and 117,386.64

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Solution

The fourth proportional to 342,116.64, 513,202.32 and 117,386.64 is: 176,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,116.64 : 513,202.32 = 117,386.64 : x
  2. Step 2: Convert to fraction form
    342,116.64/513,202.32 = 117,386.64/x
  3. Step 3: Cross multiply
    342,116.64x = 513,202.32 × 117,386.64
  4. Step 4: Simplify right side
    342,116.64x = 60,243,095,985.00
  5. Step 5: Solve for x
    x = 60,243,095,985.00/342,116.64
  6. Step 6: Final answer
    x = 176,089.35

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