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Finding the Fourth Proportional to 874,920.80, 1,310,368.88 and 730,185.14

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Solution

The fourth proportional to 874,920.80, 1,310,368.88 and 730,185.14 is: 1,093,598.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,920.80 : 1,310,368.88 = 730,185.14 : x
  2. Step 2: Convert to fraction form
    874,920.80/1,310,368.88 = 730,185.14/x
  3. Step 3: Cross multiply
    874,920.80x = 1,310,368.88 × 730,185.14
  4. Step 4: Simplify right side
    874,920.80x = 956,811,884,094.44
  5. Step 5: Solve for x
    x = 956,811,884,094.44/874,920.80
  6. Step 6: Final answer
    x = 1,093,598.28

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