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Finding the Fourth Proportional to 601,523.88, 830,089.53 and 339,854.73

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Solution

The fourth proportional to 601,523.88, 830,089.53 and 339,854.73 is: 468,991.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,523.88 : 830,089.53 = 339,854.73 : x
  2. Step 2: Convert to fraction form
    601,523.88/830,089.53 = 339,854.73/x
  3. Step 3: Cross multiply
    601,523.88x = 830,089.53 × 339,854.73
  4. Step 4: Simplify right side
    601,523.88x = 282,109,853,093.98
  5. Step 5: Solve for x
    x = 282,109,853,093.98/601,523.88
  6. Step 6: Final answer
    x = 468,991.94

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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.