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Finding the Fourth Proportional to 446,959.72, 616,715.76 and 250,732.48

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Solution

The fourth proportional to 446,959.72, 616,715.76 and 250,732.48 is: 345,961.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,959.72 : 616,715.76 = 250,732.48 : x
  2. Step 2: Convert to fraction form
    446,959.72/616,715.76 = 250,732.48/x
  3. Step 3: Cross multiply
    446,959.72x = 616,715.76 × 250,732.48
  4. Step 4: Simplify right side
    446,959.72x = 154,630,671,959.89
  5. Step 5: Solve for x
    x = 154,630,671,959.89/446,959.72
  6. Step 6: Final answer
    x = 345,961.09

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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.