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Finding the Fourth Proportional to 855,320.23, 1,180,379 and 473,347.15

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Solution

The fourth proportional to 855,320.23, 1,180,379 and 473,347.15 is: 653,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,320.23 : 1,180,379 = 473,347.15 : x
  2. Step 2: Convert to fraction form
    855,320.23/1,180,379 = 473,347.15/x
  3. Step 3: Cross multiply
    855,320.23x = 1,180,379 × 473,347.15
  4. Step 4: Simplify right side
    855,320.23x = 558,729,035,569.85
  5. Step 5: Solve for x
    x = 558,729,035,569.85/855,320.23
  6. Step 6: Final answer
    x = 653,239.59

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