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Finding the Fourth Proportional to 473,180.40, 709,770.60 and 286,556.40

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Solution

The fourth proportional to 473,180.40, 709,770.60 and 286,556.40 is: 429,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,180.40 : 709,770.60 = 286,556.40 : x
  2. Step 2: Convert to fraction form
    473,180.40/709,770.60 = 286,556.40/x
  3. Step 3: Cross multiply
    473,180.40x = 709,770.60 × 286,556.40
  4. Step 4: Simplify right side
    473,180.40x = 203,389,307,961.84
  5. Step 5: Solve for x
    x = 203,389,307,961.84/473,180.40
  6. Step 6: Final answer
    x = 429,834.60

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