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Finding the Fourth Proportional to 429,408.56, 592,610.64 and 248,153.69

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Solution

The fourth proportional to 429,408.56, 592,610.64 and 248,153.69 is: 342,467.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,408.56 : 592,610.64 = 248,153.69 : x
  2. Step 2: Convert to fraction form
    429,408.56/592,610.64 = 248,153.69/x
  3. Step 3: Cross multiply
    429,408.56x = 592,610.64 × 248,153.69
  4. Step 4: Simplify right side
    429,408.56x = 147,058,517,049.26
  5. Step 5: Solve for x
    x = 147,058,517,049.26/429,408.56
  6. Step 6: Final answer
    x = 342,467.60

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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.