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Finding the Fourth Proportional to 544,952.49, 752,306.85 and 422,171.67

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Solution

The fourth proportional to 544,952.49, 752,306.85 and 422,171.67 is: 582,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,952.49 : 752,306.85 = 422,171.67 : x
  2. Step 2: Convert to fraction form
    544,952.49/752,306.85 = 422,171.67/x
  3. Step 3: Cross multiply
    544,952.49x = 752,306.85 × 422,171.67
  4. Step 4: Simplify right side
    544,952.49x = 317,602,639,216.94
  5. Step 5: Solve for x
    x = 317,602,639,216.94/544,952.49
  6. Step 6: Final answer
    x = 582,807.94

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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.