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Finding the Fourth Proportional to 248,462.34, 342,790.68 and 162,471.63

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Solution

The fourth proportional to 248,462.34, 342,790.68 and 162,471.63 is: 224,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,462.34 : 342,790.68 = 162,471.63 : x
  2. Step 2: Convert to fraction form
    248,462.34/342,790.68 = 162,471.63/x
  3. Step 3: Cross multiply
    248,462.34x = 342,790.68 × 162,471.63
  4. Step 4: Simplify right side
    248,462.34x = 55,693,760,528.41
  5. Step 5: Solve for x
    x = 55,693,760,528.41/248,462.34
  6. Step 6: Final answer
    x = 224,153.73

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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.