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Finding the Fourth Proportional to 856,248, 1,181,622.24 and 474,299.52

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Solution

The fourth proportional to 856,248, 1,181,622.24 and 474,299.52 is: 654,533.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,248 : 1,181,622.24 = 474,299.52 : x
  2. Step 2: Convert to fraction form
    856,248/1,181,622.24 = 474,299.52/x
  3. Step 3: Cross multiply
    856,248x = 1,181,622.24 × 474,299.52
  4. Step 4: Simplify right side
    856,248x = 560,442,861,253.33
  5. Step 5: Solve for x
    x = 560,442,861,253.33/856,248
  6. Step 6: Final answer
    x = 654,533.34

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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.