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Finding the Fourth Proportional to 504,687.16, 757,106.44 and 163,016.45

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Solution

The fourth proportional to 504,687.16, 757,106.44 and 163,016.45 is: 244,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,687.16 : 757,106.44 = 163,016.45 : x
  2. Step 2: Convert to fraction form
    504,687.16/757,106.44 = 163,016.45/x
  3. Step 3: Cross multiply
    504,687.16x = 757,106.44 × 163,016.45
  4. Step 4: Simplify right side
    504,687.16x = 123,420,803,683.98
  5. Step 5: Solve for x
    x = 123,420,803,683.98/504,687.16
  6. Step 6: Final answer
    x = 244,549.13

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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.