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Finding the Fourth Proportional to 655,241.75, 983,002.95 and 371,066.62

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Solution

The fourth proportional to 655,241.75, 983,002.95 and 371,066.62 is: 556,679.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,241.75 : 983,002.95 = 371,066.62 : x
  2. Step 2: Convert to fraction form
    655,241.75/983,002.95 = 371,066.62/x
  3. Step 3: Cross multiply
    655,241.75x = 983,002.95 × 371,066.62
  4. Step 4: Simplify right side
    655,241.75x = 364,759,579,649.02
  5. Step 5: Solve for x
    x = 364,759,579,649.02/655,241.75
  6. Step 6: Final answer
    x = 556,679.39

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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.