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Finding the Fourth Proportional to 506,956.91, 699,601.41 and 277,514.34

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Solution

The fourth proportional to 506,956.91, 699,601.41 and 277,514.34 is: 382,970.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,956.91 : 699,601.41 = 277,514.34 : x
  2. Step 2: Convert to fraction form
    506,956.91/699,601.41 = 277,514.34/x
  3. Step 3: Cross multiply
    506,956.91x = 699,601.41 × 277,514.34
  4. Step 4: Simplify right side
    506,956.91x = 194,149,421,716.22
  5. Step 5: Solve for x
    x = 194,149,421,716.22/506,956.91
  6. Step 6: Final answer
    x = 382,970.26

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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.