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Finding the Fourth Proportional to 538,307.80, 807,461.70 and 164,282.20

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Solution

The fourth proportional to 538,307.80, 807,461.70 and 164,282.20 is: 246,423.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,307.80 : 807,461.70 = 164,282.20 : x
  2. Step 2: Convert to fraction form
    538,307.80/807,461.70 = 164,282.20/x
  3. Step 3: Cross multiply
    538,307.80x = 807,461.70 × 164,282.20
  4. Step 4: Simplify right side
    538,307.80x = 132,651,584,491.74
  5. Step 5: Solve for x
    x = 132,651,584,491.74/538,307.80
  6. Step 6: Final answer
    x = 246,423.30

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