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Finding the Fourth Proportional to 1,933,287.82, 2,899,931.27 and 493,973.91

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Solution

The fourth proportional to 1,933,287.82, 2,899,931.27 and 493,973.91 is: 740,960.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,287.82 : 2,899,931.27 = 493,973.91 : x
  2. Step 2: Convert to fraction form
    1,933,287.82/2,899,931.27 = 493,973.91/x
  3. Step 3: Cross multiply
    1,933,287.82x = 2,899,931.27 × 493,973.91
  4. Step 4: Simplify right side
    1,933,287.82x = 1,432,490,385,703.30
  5. Step 5: Solve for x
    x = 1,432,490,385,703.30/1,933,287.82
  6. Step 6: Final answer
    x = 740,960.75

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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.