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Finding the Fourth Proportional to 2,957.58, 4,410.05 and 2,829.09

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Solution

The fourth proportional to 2,957.58, 4,410.05 and 2,829.09 is: 4,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.58 : 4,410.05 = 2,829.09 : x
  2. Step 2: Convert to fraction form
    2,957.58/4,410.05 = 2,829.09/x
  3. Step 3: Cross multiply
    2,957.58x = 4,410.05 × 2,829.09
  4. Step 4: Simplify right side
    2,957.58x = 12,476,430.04
  5. Step 5: Solve for x
    x = 12,476,430.04/2,957.58
  6. Step 6: Final answer
    x = 4,218.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.