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Finding the Fourth Proportional to 2,512,877.04, 3,769,355.52 and 619,619.04

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Solution

The fourth proportional to 2,512,877.04, 3,769,355.52 and 619,619.04 is: 929,438.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,877.04 : 3,769,355.52 = 619,619.04 : x
  2. Step 2: Convert to fraction form
    2,512,877.04/3,769,355.52 = 619,619.04/x
  3. Step 3: Cross multiply
    2,512,877.04x = 3,769,355.52 × 619,619.04
  4. Step 4: Simplify right side
    2,512,877.04x = 2,335,564,448,721.10
  5. Step 5: Solve for x
    x = 2,335,564,448,721.10/2,512,877.04
  6. Step 6: Final answer
    x = 929,438.41

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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.