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Finding the Fourth Proportional to 866,784.68, 1,196,170.44 and 484,847

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Solution

The fourth proportional to 866,784.68, 1,196,170.44 and 484,847 is: 669,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,784.68 : 1,196,170.44 = 484,847 : x
  2. Step 2: Convert to fraction form
    866,784.68/1,196,170.44 = 484,847/x
  3. Step 3: Cross multiply
    866,784.68x = 1,196,170.44 × 484,847
  4. Step 4: Simplify right side
    866,784.68x = 579,959,649,322.68
  5. Step 5: Solve for x
    x = 579,959,649,322.68/866,784.68
  6. Step 6: Final answer
    x = 669,093.10

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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.