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Finding the Fourth Proportional to 465,573.48, 698,708.04 and 315,457.80

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Solution

The fourth proportional to 465,573.48, 698,708.04 and 315,457.80 is: 473,422.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,573.48 : 698,708.04 = 315,457.80 : x
  2. Step 2: Convert to fraction form
    465,573.48/698,708.04 = 315,457.80/x
  3. Step 3: Cross multiply
    465,573.48x = 698,708.04 × 315,457.80
  4. Step 4: Simplify right side
    465,573.48x = 220,412,901,140.71
  5. Step 5: Solve for x
    x = 220,412,901,140.71/465,573.48
  6. Step 6: Final answer
    x = 473,422.37

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