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Finding the Fourth Proportional to 5,528.51, 8,291.06 and 1,829.98

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Solution

The fourth proportional to 5,528.51, 8,291.06 and 1,829.98 is: 2,744.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.51 : 8,291.06 = 1,829.98 : x
  2. Step 2: Convert to fraction form
    5,528.51/8,291.06 = 1,829.98/x
  3. Step 3: Cross multiply
    5,528.51x = 8,291.06 × 1,829.98
  4. Step 4: Simplify right side
    5,528.51x = 15,172,432.52
  5. Step 5: Solve for x
    x = 15,172,432.52/5,528.51
  6. Step 6: Final answer
    x = 2,744.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.