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Finding the Fourth Proportional to 607,999.40, 910,686.90 and 503,023.40

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Solution

The fourth proportional to 607,999.40, 910,686.90 and 503,023.40 is: 753,449.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,999.40 : 910,686.90 = 503,023.40 : x
  2. Step 2: Convert to fraction form
    607,999.40/910,686.90 = 503,023.40/x
  3. Step 3: Cross multiply
    607,999.40x = 910,686.90 × 503,023.40
  4. Step 4: Simplify right side
    607,999.40x = 458,096,820,773.46
  5. Step 5: Solve for x
    x = 458,096,820,773.46/607,999.40
  6. Step 6: Final answer
    x = 753,449.46

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