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Finding the Fourth Proportional to 6,466.58, 9,688.98 and 2,950.82

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Solution

The fourth proportional to 6,466.58, 9,688.98 and 2,950.82 is: 4,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.58 : 9,688.98 = 2,950.82 : x
  2. Step 2: Convert to fraction form
    6,466.58/9,688.98 = 2,950.82/x
  3. Step 3: Cross multiply
    6,466.58x = 9,688.98 × 2,950.82
  4. Step 4: Simplify right side
    6,466.58x = 28,590,435.96
  5. Step 5: Solve for x
    x = 28,590,435.96/6,466.58
  6. Step 6: Final answer
    x = 4,421.26

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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.