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Finding the Fourth Proportional to 369,813.78, 510,206.04 and 273,250.44

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Solution

The fourth proportional to 369,813.78, 510,206.04 and 273,250.44 is: 376,984.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,813.78 : 510,206.04 = 273,250.44 : x
  2. Step 2: Convert to fraction form
    369,813.78/510,206.04 = 273,250.44/x
  3. Step 3: Cross multiply
    369,813.78x = 510,206.04 × 273,250.44
  4. Step 4: Simplify right side
    369,813.78x = 139,414,024,920.66
  5. Step 5: Solve for x
    x = 139,414,024,920.66/369,813.78
  6. Step 6: Final answer
    x = 376,984.40

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1.5x scale

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.