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Finding the Fourth Proportional to 694,052.08, 957,773.88 and 383,966.11

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Solution

The fourth proportional to 694,052.08, 957,773.88 and 383,966.11 is: 529,863.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,052.08 : 957,773.88 = 383,966.11 : x
  2. Step 2: Convert to fraction form
    694,052.08/957,773.88 = 383,966.11/x
  3. Step 3: Cross multiply
    694,052.08x = 957,773.88 × 383,966.11
  4. Step 4: Simplify right side
    694,052.08x = 367,752,710,963.21
  5. Step 5: Solve for x
    x = 367,752,710,963.21/694,052.08
  6. Step 6: Final answer
    x = 529,863.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.