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Finding the Fourth Proportional to 473,179.35, 652,997.39 and 258,328.47

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Solution

The fourth proportional to 473,179.35, 652,997.39 and 258,328.47 is: 356,498.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,179.35 : 652,997.39 = 258,328.47 : x
  2. Step 2: Convert to fraction form
    473,179.35/652,997.39 = 258,328.47/x
  3. Step 3: Cross multiply
    473,179.35x = 652,997.39 × 258,328.47
  4. Step 4: Simplify right side
    473,179.35x = 168,687,815,381.05
  5. Step 5: Solve for x
    x = 168,687,815,381.05/473,179.35
  6. Step 6: Final answer
    x = 356,498.68

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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.