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Finding the Fourth Proportional to 646,325.93, 969,594.00 and 190,963.37

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Solution

The fourth proportional to 646,325.93, 969,594.00 and 190,963.37 is: 286,476.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,325.93 : 969,594.00 = 190,963.37 : x
  2. Step 2: Convert to fraction form
    646,325.93/969,594.00 = 190,963.37/x
  3. Step 3: Cross multiply
    646,325.93x = 969,594.00 × 190,963.37
  4. Step 4: Simplify right side
    646,325.93x = 185,156,939,479.65
  5. Step 5: Solve for x
    x = 185,156,939,479.65/646,325.93
  6. Step 6: Final answer
    x = 286,476.11

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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.