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Finding the Fourth Proportional to 366,994.77, 550,465.43 and 164,653.53

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Solution

The fourth proportional to 366,994.77, 550,465.43 and 164,653.53 is: 246,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,994.77 : 550,465.43 = 164,653.53 : x
  2. Step 2: Convert to fraction form
    366,994.77/550,465.43 = 164,653.53/x
  3. Step 3: Cross multiply
    366,994.77x = 550,465.43 × 164,653.53
  4. Step 4: Simplify right side
    366,994.77x = 90,636,075,369.20
  5. Step 5: Solve for x
    x = 90,636,075,369.20/366,994.77
  6. Step 6: Final answer
    x = 246,968.30

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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.