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Finding the Fourth Proportional to 5,974.74, 8,959.05 and 3,510.30

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Solution

The fourth proportional to 5,974.74, 8,959.05 and 3,510.30 is: 5,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,974.74 : 8,959.05 = 3,510.30 : x
  2. Step 2: Convert to fraction form
    5,974.74/8,959.05 = 3,510.30/x
  3. Step 3: Cross multiply
    5,974.74x = 8,959.05 × 3,510.30
  4. Step 4: Simplify right side
    5,974.74x = 31,448,953.22
  5. Step 5: Solve for x
    x = 31,448,953.22/5,974.74
  6. Step 6: Final answer
    x = 5,263.65

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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.