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Finding the Fourth Proportional to 190,465.59, 262,789.32 and 150,053.94

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Solution

The fourth proportional to 190,465.59, 262,789.32 and 150,053.94 is: 207,032.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,465.59 : 262,789.32 = 150,053.94 : x
  2. Step 2: Convert to fraction form
    190,465.59/262,789.32 = 150,053.94/x
  3. Step 3: Cross multiply
    190,465.59x = 262,789.32 × 150,053.94
  4. Step 4: Simplify right side
    190,465.59x = 39,432,572,855.92
  5. Step 5: Solve for x
    x = 39,432,572,855.92/190,465.59
  6. Step 6: Final answer
    x = 207,032.53

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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.