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Finding the Fourth Proportional to 6,510.57, 8,985.98 and 4,244.74

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Solution

The fourth proportional to 6,510.57, 8,985.98 and 4,244.74 is: 5,858.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.57 : 8,985.98 = 4,244.74 : x
  2. Step 2: Convert to fraction form
    6,510.57/8,985.98 = 4,244.74/x
  3. Step 3: Cross multiply
    6,510.57x = 8,985.98 × 4,244.74
  4. Step 4: Simplify right side
    6,510.57x = 38,143,148.75
  5. Step 5: Solve for x
    x = 38,143,148.75/6,510.57
  6. Step 6: Final answer
    x = 5,858.65

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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.