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Finding the Fourth Proportional to 535,772.40, 739,373.58 and 294,050.58

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Solution

The fourth proportional to 535,772.40, 739,373.58 and 294,050.58 is: 405,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,772.40 : 739,373.58 = 294,050.58 : x
  2. Step 2: Convert to fraction form
    535,772.40/739,373.58 = 294,050.58/x
  3. Step 3: Cross multiply
    535,772.40x = 739,373.58 × 294,050.58
  4. Step 4: Simplify right side
    535,772.40x = 217,413,230,035.68
  5. Step 5: Solve for x
    x = 217,413,230,035.68/535,772.40
  6. Step 6: Final answer
    x = 405,794.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.