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Finding the Fourth Proportional to 220,292.84, 304,019.16 and 124,800.32

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Solution

The fourth proportional to 220,292.84, 304,019.16 and 124,800.32 is: 172,232.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,292.84 : 304,019.16 = 124,800.32 : x
  2. Step 2: Convert to fraction form
    220,292.84/304,019.16 = 124,800.32/x
  3. Step 3: Cross multiply
    220,292.84x = 304,019.16 × 124,800.32
  4. Step 4: Simplify right side
    220,292.84x = 37,941,689,214.18
  5. Step 5: Solve for x
    x = 37,941,689,214.18/220,292.84
  6. Step 6: Final answer
    x = 172,232.96

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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.