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Finding the Fourth Proportional to 483,726.54, 667,538.68 and 262,962.40

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Solution

The fourth proportional to 483,726.54, 667,538.68 and 262,962.40 is: 362,885.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,726.54 : 667,538.68 = 262,962.40 : x
  2. Step 2: Convert to fraction form
    483,726.54/667,538.68 = 262,962.40/x
  3. Step 3: Cross multiply
    483,726.54x = 667,538.68 × 262,962.40
  4. Step 4: Simplify right side
    483,726.54x = 175,537,573,385.63
  5. Step 5: Solve for x
    x = 175,537,573,385.63/483,726.54
  6. Step 6: Final answer
    x = 362,885.97

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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.