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Finding the Fourth Proportional to 441,418.78, 662,124.66 and 292,326.22

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Solution

The fourth proportional to 441,418.78, 662,124.66 and 292,326.22 is: 438,487.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,418.78 : 662,124.66 = 292,326.22 : x
  2. Step 2: Convert to fraction form
    441,418.78/662,124.66 = 292,326.22/x
  3. Step 3: Cross multiply
    441,418.78x = 662,124.66 × 292,326.22
  4. Step 4: Simplify right side
    441,418.78x = 193,556,399,026.59
  5. Step 5: Solve for x
    x = 193,556,399,026.59/441,418.78
  6. Step 6: Final answer
    x = 438,487.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.