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Finding the Fourth Proportional to 544,357.91, 816,427.20 and 341,863.58

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Solution

The fourth proportional to 544,357.91, 816,427.20 and 341,863.58 is: 512,726.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,357.91 : 816,427.20 = 341,863.58 : x
  2. Step 2: Convert to fraction form
    544,357.91/816,427.20 = 341,863.58/x
  3. Step 3: Cross multiply
    544,357.91x = 816,427.20 × 341,863.58
  4. Step 4: Simplify right side
    544,357.91x = 279,106,725,401.38
  5. Step 5: Solve for x
    x = 279,106,725,401.38/544,357.91
  6. Step 6: Final answer
    x = 512,726.50

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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.