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Finding the Fourth Proportional to 455,925.15, 683,887.73 and 367,351.65

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Solution

The fourth proportional to 455,925.15, 683,887.73 and 367,351.65 is: 551,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,925.15 : 683,887.73 = 367,351.65 : x
  2. Step 2: Convert to fraction form
    455,925.15/683,887.73 = 367,351.65/x
  3. Step 3: Cross multiply
    455,925.15x = 683,887.73 × 367,351.65
  4. Step 4: Simplify right side
    455,925.15x = 251,227,284,193.50
  5. Step 5: Solve for x
    x = 251,227,284,193.50/455,925.15
  6. Step 6: Final answer
    x = 551,027.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.