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Finding the Fourth Proportional to 849,807.36, 1,172,744.46 and 467,859.96

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Solution

The fourth proportional to 849,807.36, 1,172,744.46 and 467,859.96 is: 645,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,807.36 : 1,172,744.46 = 467,859.96 : x
  2. Step 2: Convert to fraction form
    849,807.36/1,172,744.46 = 467,859.96/x
  3. Step 3: Cross multiply
    849,807.36x = 1,172,744.46 × 467,859.96
  4. Step 4: Simplify right side
    849,807.36x = 548,680,176,145.82
  5. Step 5: Solve for x
    x = 548,680,176,145.82/849,807.36
  6. Step 6: Final answer
    x = 645,652.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.