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Finding the Fourth Proportional to 506,448.67, 698,959.44 and 291,630.60

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Solution

The fourth proportional to 506,448.67, 698,959.44 and 291,630.60 is: 402,484.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,448.67 : 698,959.44 = 291,630.60 : x
  2. Step 2: Convert to fraction form
    506,448.67/698,959.44 = 291,630.60/x
  3. Step 3: Cross multiply
    506,448.67x = 698,959.44 × 291,630.60
  4. Step 4: Simplify right side
    506,448.67x = 203,837,957,368.07
  5. Step 5: Solve for x
    x = 203,837,957,368.07/506,448.67
  6. Step 6: Final answer
    x = 402,484.93

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