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Finding the Fourth Proportional to 7,824.88, 10,803 and 6,950.08

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Solution

The fourth proportional to 7,824.88, 10,803 and 6,950.08 is: 9,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.88 : 10,803 = 6,950.08 : x
  2. Step 2: Convert to fraction form
    7,824.88/10,803 = 6,950.08/x
  3. Step 3: Cross multiply
    7,824.88x = 10,803 × 6,950.08
  4. Step 4: Simplify right side
    7,824.88x = 75,081,714.24
  5. Step 5: Solve for x
    x = 75,081,714.24/7,824.88
  6. Step 6: Final answer
    x = 9,595.25

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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.