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Finding the Fourth Proportional to 429,610.99, 592,729.73 and 248,256.85

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Solution

The fourth proportional to 429,610.99, 592,729.73 and 248,256.85 is: 342,517.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,610.99 : 592,729.73 = 248,256.85 : x
  2. Step 2: Convert to fraction form
    429,610.99/592,729.73 = 248,256.85/x
  3. Step 3: Cross multiply
    429,610.99x = 592,729.73 × 248,256.85
  4. Step 4: Simplify right side
    429,610.99x = 147,149,213,879.01
  5. Step 5: Solve for x
    x = 147,149,213,879.01/429,610.99
  6. Step 6: Final answer
    x = 342,517.34

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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.