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Finding the Fourth Proportional to 546,539.86, 754,226.01 and 304,838.01

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Solution

The fourth proportional to 546,539.86, 754,226.01 and 304,838.01 is: 420,677.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,539.86 : 754,226.01 = 304,838.01 : x
  2. Step 2: Convert to fraction form
    546,539.86/754,226.01 = 304,838.01/x
  3. Step 3: Cross multiply
    546,539.86x = 754,226.01 × 304,838.01
  4. Step 4: Simplify right side
    546,539.86x = 229,916,753,000.02
  5. Step 5: Solve for x
    x = 229,916,753,000.02/546,539.86
  6. Step 6: Final answer
    x = 420,677.01

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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.