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Finding the Fourth Proportional to 546,604.98, 754,319.01 and 304,903.38

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Solution

The fourth proportional to 546,604.98, 754,319.01 and 304,903.38 is: 420,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,604.98 : 754,319.01 = 304,903.38 : x
  2. Step 2: Convert to fraction form
    546,604.98/754,319.01 = 304,903.38/x
  3. Step 3: Cross multiply
    546,604.98x = 754,319.01 × 304,903.38
  4. Step 4: Simplify right side
    546,604.98x = 229,994,415,747.25
  5. Step 5: Solve for x
    x = 229,994,415,747.25/546,604.98
  6. Step 6: Final answer
    x = 420,768.97

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1.5x scale

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.