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Finding the Fourth Proportional to 553,304.99, 830,721.52 and 382,124.86

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Solution

The fourth proportional to 553,304.99, 830,721.52 and 382,124.86 is: 573,714.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,304.99 : 830,721.52 = 382,124.86 : x
  2. Step 2: Convert to fraction form
    553,304.99/830,721.52 = 382,124.86/x
  3. Step 3: Cross multiply
    553,304.99x = 830,721.52 × 382,124.86
  4. Step 4: Simplify right side
    553,304.99x = 317,439,342,929.84
  5. Step 5: Solve for x
    x = 317,439,342,929.84/553,304.99
  6. Step 6: Final answer
    x = 573,714.94

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