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Finding the Fourth Proportional to 706,398.99, 974,810.14 and 400,503.75

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Solution

The fourth proportional to 706,398.99, 974,810.14 and 400,503.75 is: 552,683.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,398.99 : 974,810.14 = 400,503.75 : x
  2. Step 2: Convert to fraction form
    706,398.99/974,810.14 = 400,503.75/x
  3. Step 3: Cross multiply
    706,398.99x = 974,810.14 × 400,503.75
  4. Step 4: Simplify right side
    706,398.99x = 390,415,116,608.03
  5. Step 5: Solve for x
    x = 390,415,116,608.03/706,398.99
  6. Step 6: Final answer
    x = 552,683.57

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