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Finding the Fourth Proportional to 511,802.06, 766,783.73 and 301,325.18

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Solution

The fourth proportional to 511,802.06, 766,783.73 and 301,325.18 is: 451,446.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,802.06 : 766,783.73 = 301,325.18 : x
  2. Step 2: Convert to fraction form
    511,802.06/766,783.73 = 301,325.18/x
  3. Step 3: Cross multiply
    511,802.06x = 766,783.73 × 301,325.18
  4. Step 4: Simplify right side
    511,802.06x = 231,051,242,382.72
  5. Step 5: Solve for x
    x = 231,051,242,382.72/511,802.06
  6. Step 6: Final answer
    x = 451,446.49

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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.