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Finding the Fourth Proportional to 546,668.73, 754,403.94 and 304,945.02

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Solution

The fourth proportional to 546,668.73, 754,403.94 and 304,945.02 is: 420,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,668.73 : 754,403.94 = 304,945.02 : x
  2. Step 2: Convert to fraction form
    546,668.73/754,403.94 = 304,945.02/x
  3. Step 3: Cross multiply
    546,668.73x = 754,403.94 × 304,945.02
  4. Step 4: Simplify right side
    546,668.73x = 230,051,724,571.38
  5. Step 5: Solve for x
    x = 230,051,724,571.38/546,668.73
  6. Step 6: Final answer
    x = 420,824.74

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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.