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Finding the Fourth Proportional to 461,060.58, 636,266.39 and 257,124.41

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Solution

The fourth proportional to 461,060.58, 636,266.39 and 257,124.41 is: 354,833.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,060.58 : 636,266.39 = 257,124.41 : x
  2. Step 2: Convert to fraction form
    461,060.58/636,266.39 = 257,124.41/x
  3. Step 3: Cross multiply
    461,060.58x = 636,266.39 × 257,124.41
  4. Step 4: Simplify right side
    461,060.58x = 163,599,620,131.58
  5. Step 5: Solve for x
    x = 163,599,620,131.58/461,060.58
  6. Step 6: Final answer
    x = 354,833.24

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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.