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Finding the Fourth Proportional to 507,294.04, 700,078.44 and 277,863.88

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Solution

The fourth proportional to 507,294.04, 700,078.44 and 277,863.88 is: 383,459.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,294.04 : 700,078.44 = 277,863.88 : x
  2. Step 2: Convert to fraction form
    507,294.04/700,078.44 = 277,863.88/x
  3. Step 3: Cross multiply
    507,294.04x = 700,078.44 × 277,863.88
  4. Step 4: Simplify right side
    507,294.04x = 194,526,511,642.75
  5. Step 5: Solve for x
    x = 194,526,511,642.75/507,294.04
  6. Step 6: Final answer
    x = 383,459.09

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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.