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Finding the Fourth Proportional to 576,190.07, 864,285.11 and 155,465.95

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Solution

The fourth proportional to 576,190.07, 864,285.11 and 155,465.95 is: 233,198.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,190.07 : 864,285.11 = 155,465.95 : x
  2. Step 2: Convert to fraction form
    576,190.07/864,285.11 = 155,465.95/x
  3. Step 3: Cross multiply
    576,190.07x = 864,285.11 × 155,465.95
  4. Step 4: Simplify right side
    576,190.07x = 134,366,905,697.01
  5. Step 5: Solve for x
    x = 134,366,905,697.01/576,190.07
  6. Step 6: Final answer
    x = 233,198.93

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Similar ratio
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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.