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Finding the Fourth Proportional to 602,540.61, 830,749.47 and 441,115.41

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Solution

The fourth proportional to 602,540.61, 830,749.47 and 441,115.41 is: 608,185.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,540.61 : 830,749.47 = 441,115.41 : x
  2. Step 2: Convert to fraction form
    602,540.61/830,749.47 = 441,115.41/x
  3. Step 3: Cross multiply
    602,540.61x = 830,749.47 × 441,115.41
  4. Step 4: Simplify right side
    602,540.61x = 366,456,393,066.33
  5. Step 5: Solve for x
    x = 366,456,393,066.33/602,540.61
  6. Step 6: Final answer
    x = 608,185.39

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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.