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Finding the Fourth Proportional to 333,878.95, 460,912.54 and 190,611.31

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Solution

The fourth proportional to 333,878.95, 460,912.54 and 190,611.31 is: 263,134.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,878.95 : 460,912.54 = 190,611.31 : x
  2. Step 2: Convert to fraction form
    333,878.95/460,912.54 = 190,611.31/x
  3. Step 3: Cross multiply
    333,878.95x = 460,912.54 × 190,611.31
  4. Step 4: Simplify right side
    333,878.95x = 87,855,143,044.83
  5. Step 5: Solve for x
    x = 87,855,143,044.83/333,878.95
  6. Step 6: Final answer
    x = 263,134.72

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1.5x scale

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.