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Finding the Fourth Proportional to 517,060.92, 713,310.86 and 302,104.34

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Solution

The fourth proportional to 517,060.92, 713,310.86 and 302,104.34 is: 416,767.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,060.92 : 713,310.86 = 302,104.34 : x
  2. Step 2: Convert to fraction form
    517,060.92/713,310.86 = 302,104.34/x
  3. Step 3: Cross multiply
    517,060.92x = 713,310.86 × 302,104.34
  4. Step 4: Simplify right side
    517,060.92x = 215,494,303,763.84
  5. Step 5: Solve for x
    x = 215,494,303,763.84/517,060.92
  6. Step 6: Final answer
    x = 416,767.73

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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.