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Finding the Fourth Proportional to 446,932.88, 616,754.40 and 253,358.55

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Solution

The fourth proportional to 446,932.88, 616,754.40 and 253,358.55 is: 349,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,932.88 : 616,754.40 = 253,358.55 : x
  2. Step 2: Convert to fraction form
    446,932.88/616,754.40 = 253,358.55/x
  3. Step 3: Cross multiply
    446,932.88x = 616,754.40 × 253,358.55
  4. Step 4: Simplify right side
    446,932.88x = 156,260,000,490.12
  5. Step 5: Solve for x
    x = 156,260,000,490.12/446,932.88
  6. Step 6: Final answer
    x = 349,627.44

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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.