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Finding the Fourth Proportional to 473,524.75, 653,453.41 and 258,665.77

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Solution

The fourth proportional to 473,524.75, 653,453.41 and 258,665.77 is: 356,952.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,524.75 : 653,453.41 = 258,665.77 : x
  2. Step 2: Convert to fraction form
    473,524.75/653,453.41 = 258,665.77/x
  3. Step 3: Cross multiply
    473,524.75x = 653,453.41 × 258,665.77
  4. Step 4: Simplify right side
    473,524.75x = 169,026,029,456.78
  5. Step 5: Solve for x
    x = 169,026,029,456.78/473,524.75
  6. Step 6: Final answer
    x = 356,952.89

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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.