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Finding the Fourth Proportional to 452,682.72, 679,600.26 and 293,425.07

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Solution

The fourth proportional to 452,682.72, 679,600.26 and 293,425.07 is: 440,511.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,682.72 : 679,600.26 = 293,425.07 : x
  2. Step 2: Convert to fraction form
    452,682.72/679,600.26 = 293,425.07/x
  3. Step 3: Cross multiply
    452,682.72x = 679,600.26 × 293,425.07
  4. Step 4: Simplify right side
    452,682.72x = 199,411,748,997.39
  5. Step 5: Solve for x
    x = 199,411,748,997.39/452,682.72
  6. Step 6: Final answer
    x = 440,511.07

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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.