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Finding the Fourth Proportional to 559,061.20, 838,591.80 and 510,072.40

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Solution

The fourth proportional to 559,061.20, 838,591.80 and 510,072.40 is: 765,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,061.20 : 838,591.80 = 510,072.40 : x
  2. Step 2: Convert to fraction form
    559,061.20/838,591.80 = 510,072.40/x
  3. Step 3: Cross multiply
    559,061.20x = 838,591.80 × 510,072.40
  4. Step 4: Simplify right side
    559,061.20x = 427,742,532,046.32
  5. Step 5: Solve for x
    x = 427,742,532,046.32/559,061.20
  6. Step 6: Final answer
    x = 765,108.60

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