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Finding the Fourth Proportional to 647,213.80, 893,159.20 and 360,752.06

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Solution

The fourth proportional to 647,213.80, 893,159.20 and 360,752.06 is: 497,840.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,213.80 : 893,159.20 = 360,752.06 : x
  2. Step 2: Convert to fraction form
    647,213.80/893,159.20 = 360,752.06/x
  3. Step 3: Cross multiply
    647,213.80x = 893,159.20 × 360,752.06
  4. Step 4: Simplify right side
    647,213.80x = 322,209,021,307.95
  5. Step 5: Solve for x
    x = 322,209,021,307.95/647,213.80
  6. Step 6: Final answer
    x = 497,840.16

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