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Finding the Fourth Proportional to 593,202.19, 889,954.96 and 172,478.07

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Solution

The fourth proportional to 593,202.19, 889,954.96 and 172,478.07 is: 258,761.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,202.19 : 889,954.96 = 172,478.07 : x
  2. Step 2: Convert to fraction form
    593,202.19/889,954.96 = 172,478.07/x
  3. Step 3: Cross multiply
    593,202.19x = 889,954.96 × 172,478.07
  4. Step 4: Simplify right side
    593,202.19x = 153,497,713,887.73
  5. Step 5: Solve for x
    x = 153,497,713,887.73/593,202.19
  6. Step 6: Final answer
    x = 258,761.21

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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.