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Finding the Fourth Proportional to 504,802.89, 757,040.40 and 167,752.98

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Solution

The fourth proportional to 504,802.89, 757,040.40 and 167,752.98 is: 251,574.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,802.89 : 757,040.40 = 167,752.98 : x
  2. Step 2: Convert to fraction form
    504,802.89/757,040.40 = 167,752.98/x
  3. Step 3: Cross multiply
    504,802.89x = 757,040.40 × 167,752.98
  4. Step 4: Simplify right side
    504,802.89x = 126,995,783,080.39
  5. Step 5: Solve for x
    x = 126,995,783,080.39/504,802.89
  6. Step 6: Final answer
    x = 251,574.99

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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.