Home / 627,932.34-868,828.50-547,527.42

Finding the Fourth Proportional to 627,932.34, 868,828.50 and 547,527.42

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Solution

The fourth proportional to 627,932.34, 868,828.50 and 547,527.42 is: 757,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,932.34 : 868,828.50 = 547,527.42 : x
  2. Step 2: Convert to fraction form
    627,932.34/868,828.50 = 547,527.42/x
  3. Step 3: Cross multiply
    627,932.34x = 868,828.50 × 547,527.42
  4. Step 4: Simplify right side
    627,932.34x = 475,707,427,027.47
  5. Step 5: Solve for x
    x = 475,707,427,027.47/627,932.34
  6. Step 6: Final answer
    x = 757,577.52

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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.