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Finding the Fourth Proportional to 552,533.54, 763,854.92 and 547,481.58

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Solution

The fourth proportional to 552,533.54, 763,854.92 and 547,481.58 is: 756,870.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,533.54 : 763,854.92 = 547,481.58 : x
  2. Step 2: Convert to fraction form
    552,533.54/763,854.92 = 547,481.58/x
  3. Step 3: Cross multiply
    552,533.54x = 763,854.92 × 547,481.58
  4. Step 4: Simplify right side
    552,533.54x = 418,196,498,492.37
  5. Step 5: Solve for x
    x = 418,196,498,492.37/552,533.54
  6. Step 6: Final answer
    x = 756,870.79

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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.