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Finding the Fourth Proportional to 592,633.40, 887,637.90 and 487,657.40

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Solution

The fourth proportional to 592,633.40, 887,637.90 and 487,657.40 is: 730,406.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,633.40 : 887,637.90 = 487,657.40 : x
  2. Step 2: Convert to fraction form
    592,633.40/887,637.90 = 487,657.40/x
  3. Step 3: Cross multiply
    592,633.40x = 887,637.90 × 487,657.40
  4. Step 4: Simplify right side
    592,633.40x = 432,863,190,455.46
  5. Step 5: Solve for x
    x = 432,863,190,455.46/592,633.40
  6. Step 6: Final answer
    x = 730,406.34

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