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Finding the Fourth Proportional to 579,927.54, 869,682.74 and 200,745.48

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Solution

The fourth proportional to 579,927.54, 869,682.74 and 200,745.48 is: 301,046.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,927.54 : 869,682.74 = 200,745.48 : x
  2. Step 2: Convert to fraction form
    579,927.54/869,682.74 = 200,745.48/x
  3. Step 3: Cross multiply
    579,927.54x = 869,682.74 × 200,745.48
  4. Step 4: Simplify right side
    579,927.54x = 174,584,878,085.29
  5. Step 5: Solve for x
    x = 174,584,878,085.29/579,927.54
  6. Step 6: Final answer
    x = 301,046.02

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1.5x scale

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.