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Finding the Fourth Proportional to 503,613.16, 694,959.78 and 277,214.44

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Solution

The fourth proportional to 503,613.16, 694,959.78 and 277,214.44 is: 382,541.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,613.16 : 694,959.78 = 277,214.44 : x
  2. Step 2: Convert to fraction form
    503,613.16/694,959.78 = 277,214.44/x
  3. Step 3: Cross multiply
    503,613.16x = 694,959.78 × 277,214.44
  4. Step 4: Simplify right side
    503,613.16x = 192,652,886,235.22
  5. Step 5: Solve for x
    x = 192,652,886,235.22/503,613.16
  6. Step 6: Final answer
    x = 382,541.41

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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.