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Finding the Fourth Proportional to 549,603.80, 824,405.70 and 409,635.80

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Solution

The fourth proportional to 549,603.80, 824,405.70 and 409,635.80 is: 614,453.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,603.80 : 824,405.70 = 409,635.80 : x
  2. Step 2: Convert to fraction form
    549,603.80/824,405.70 = 409,635.80/x
  3. Step 3: Cross multiply
    549,603.80x = 824,405.70 × 409,635.80
  4. Step 4: Simplify right side
    549,603.80x = 337,706,088,444.06
  5. Step 5: Solve for x
    x = 337,706,088,444.06/549,603.80
  6. Step 6: Final answer
    x = 614,453.70

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