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Finding the Fourth Proportional to 294,718.40, 406,711.40 and 160,582.40

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Solution

The fourth proportional to 294,718.40, 406,711.40 and 160,582.40 is: 221,603.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,718.40 : 406,711.40 = 160,582.40 : x
  2. Step 2: Convert to fraction form
    294,718.40/406,711.40 = 160,582.40/x
  3. Step 3: Cross multiply
    294,718.40x = 406,711.40 × 160,582.40
  4. Step 4: Simplify right side
    294,718.40x = 65,310,692,719.36
  5. Step 5: Solve for x
    x = 65,310,692,719.36/294,718.40
  6. Step 6: Final answer
    x = 221,603.72

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