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Finding the Fourth Proportional to 364,647.83, 546,972.35 and 98,408.52

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Solution

The fourth proportional to 364,647.83, 546,972.35 and 98,408.52 is: 147,612.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,647.83 : 546,972.35 = 98,408.52 : x
  2. Step 2: Convert to fraction form
    364,647.83/546,972.35 = 98,408.52/x
  3. Step 3: Cross multiply
    364,647.83x = 546,972.35 × 98,408.52
  4. Step 4: Simplify right side
    364,647.83x = 53,826,738,952.38
  5. Step 5: Solve for x
    x = 53,826,738,952.38/364,647.83
  6. Step 6: Final answer
    x = 147,612.94

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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.