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Finding the Fourth Proportional to 514,885.80, 710,542.62 and 313,681.80

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Solution

The fourth proportional to 514,885.80, 710,542.62 and 313,681.80 is: 432,881.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,885.80 : 710,542.62 = 313,681.80 : x
  2. Step 2: Convert to fraction form
    514,885.80/710,542.62 = 313,681.80/x
  3. Step 3: Cross multiply
    514,885.80x = 710,542.62 × 313,681.80
  4. Step 4: Simplify right side
    514,885.80x = 222,884,288,018.32
  5. Step 5: Solve for x
    x = 222,884,288,018.32/514,885.80
  6. Step 6: Final answer
    x = 432,881.02

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