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Finding the Fourth Proportional to 554,305.86, 831,770.64 and 301,604.58

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Solution

The fourth proportional to 554,305.86, 831,770.64 and 301,604.58 is: 452,576.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,305.86 : 831,770.64 = 301,604.58 : x
  2. Step 2: Convert to fraction form
    554,305.86/831,770.64 = 301,604.58/x
  3. Step 3: Cross multiply
    554,305.86x = 831,770.64 × 301,604.58
  4. Step 4: Simplify right side
    554,305.86x = 250,865,834,533.53
  5. Step 5: Solve for x
    x = 250,865,834,533.53/554,305.86
  6. Step 6: Final answer
    x = 452,576.55

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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.