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Finding the Fourth Proportional to 544,063.29, 750,016.01 and 380,211.09

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Solution

The fourth proportional to 544,063.29, 750,016.01 and 380,211.09 is: 524,138.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,063.29 : 750,016.01 = 380,211.09 : x
  2. Step 2: Convert to fraction form
    544,063.29/750,016.01 = 380,211.09/x
  3. Step 3: Cross multiply
    544,063.29x = 750,016.01 × 380,211.09
  4. Step 4: Simplify right side
    544,063.29x = 285,164,404,679.55
  5. Step 5: Solve for x
    x = 285,164,404,679.55/544,063.29
  6. Step 6: Final answer
    x = 524,138.29

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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.