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Finding the Fourth Proportional to 546,361.58, 753,975.86 and 304,647.06

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Solution

The fourth proportional to 546,361.58, 753,975.86 and 304,647.06 is: 420,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,361.58 : 753,975.86 = 304,647.06 : x
  2. Step 2: Convert to fraction form
    546,361.58/753,975.86 = 304,647.06/x
  3. Step 3: Cross multiply
    546,361.58x = 753,975.86 × 304,647.06
  4. Step 4: Simplify right side
    546,361.58x = 229,696,529,059.97
  5. Step 5: Solve for x
    x = 229,696,529,059.97/546,361.58
  6. Step 6: Final answer
    x = 420,411.20

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Why These Related Problems?

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