Home / 869,726.80-1,304,590.20-604,006.30

Finding the Fourth Proportional to 869,726.80, 1,304,590.20 and 604,006.30

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Solution

The fourth proportional to 869,726.80, 1,304,590.20 and 604,006.30 is: 906,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,726.80 : 1,304,590.20 = 604,006.30 : x
  2. Step 2: Convert to fraction form
    869,726.80/1,304,590.20 = 604,006.30/x
  3. Step 3: Cross multiply
    869,726.80x = 1,304,590.20 × 604,006.30
  4. Step 4: Simplify right side
    869,726.80x = 787,980,699,718.26
  5. Step 5: Solve for x
    x = 787,980,699,718.26/869,726.80
  6. Step 6: Final answer
    x = 906,009.45

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