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Finding the Fourth Proportional to 4,358.79, 6,012.09 and 2,866.23

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Solution

The fourth proportional to 4,358.79, 6,012.09 and 2,866.23 is: 3,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,358.79 : 6,012.09 = 2,866.23 : x
  2. Step 2: Convert to fraction form
    4,358.79/6,012.09 = 2,866.23/x
  3. Step 3: Cross multiply
    4,358.79x = 6,012.09 × 2,866.23
  4. Step 4: Simplify right side
    4,358.79x = 17,232,032.72
  5. Step 5: Solve for x
    x = 17,232,032.72/4,358.79
  6. Step 6: Final answer
    x = 3,953.40

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Double scale
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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.