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Finding the Fourth Proportional to 473,431.32, 653,310.60 and 258,529.44

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Solution

The fourth proportional to 473,431.32, 653,310.60 and 258,529.44 is: 356,757.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,431.32 : 653,310.60 = 258,529.44 : x
  2. Step 2: Convert to fraction form
    473,431.32/653,310.60 = 258,529.44/x
  3. Step 3: Cross multiply
    473,431.32x = 653,310.60 × 258,529.44
  4. Step 4: Simplify right side
    473,431.32x = 168,900,023,564.06
  5. Step 5: Solve for x
    x = 168,900,023,564.06/473,431.32
  6. Step 6: Final answer
    x = 356,757.18

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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.