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Finding the Fourth Proportional to 525,785.20, 788,483.40 and 170,810.80

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Solution

The fourth proportional to 525,785.20, 788,483.40 and 170,810.80 is: 256,153.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,785.20 : 788,483.40 = 170,810.80 : x
  2. Step 2: Convert to fraction form
    525,785.20/788,483.40 = 170,810.80/x
  3. Step 3: Cross multiply
    525,785.20x = 788,483.40 × 170,810.80
  4. Step 4: Simplify right side
    525,785.20x = 134,681,480,340.72
  5. Step 5: Solve for x
    x = 134,681,480,340.72/525,785.20
  6. Step 6: Final answer
    x = 256,153.05

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