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Finding the Fourth Proportional to 303,036.21, 454,510.53 and 92,617.65

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Solution

The fourth proportional to 303,036.21, 454,510.53 and 92,617.65 is: 138,913.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,036.21 : 454,510.53 = 92,617.65 : x
  2. Step 2: Convert to fraction form
    303,036.21/454,510.53 = 92,617.65/x
  3. Step 3: Cross multiply
    303,036.21x = 454,510.53 × 92,617.65
  4. Step 4: Simplify right side
    303,036.21x = 42,095,697,188.85
  5. Step 5: Solve for x
    x = 42,095,697,188.85/303,036.21
  6. Step 6: Final answer
    x = 138,913.09

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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.