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Finding the Fourth Proportional to 1,917,581.64, 2,877,655.50 and 795,650.64

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Solution

The fourth proportional to 1,917,581.64, 2,877,655.50 and 795,650.64 is: 1,194,008.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,581.64 : 2,877,655.50 = 795,650.64 : x
  2. Step 2: Convert to fraction form
    1,917,581.64/2,877,655.50 = 795,650.64/x
  3. Step 3: Cross multiply
    1,917,581.64x = 2,877,655.50 × 795,650.64
  4. Step 4: Simplify right side
    1,917,581.64x = 2,289,608,440,274.52
  5. Step 5: Solve for x
    x = 2,289,608,440,274.52/1,917,581.64
  6. Step 6: Final answer
    x = 1,194,008.32

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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.