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Finding the Fourth Proportional to 497,664,402.40, 746,496,603.60 and 255,351,800.80

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Solution

The fourth proportional to 497,664,402.40, 746,496,603.60 and 255,351,800.80 is: 383,027,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,402.40 : 746,496,603.60 = 255,351,800.80 : x
  2. Step 2: Convert to fraction form
    497,664,402.40/746,496,603.60 = 255,351,800.80/x
  3. Step 3: Cross multiply
    497,664,402.40x = 746,496,603.60 × 255,351,800.80
  4. Step 4: Simplify right side
    497,664,402.40x = 190,619,252,020,343,776
  5. Step 5: Solve for x
    x = 190,619,252,020,343,776/497,664,402.40
  6. Step 6: Final answer
    x = 383,027,701.20

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