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Finding the Fourth Proportional to 262,765.71, 362,617.09 and 149,588.46

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Solution

The fourth proportional to 262,765.71, 362,617.09 and 149,588.46 is: 206,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,765.71 : 362,617.09 = 149,588.46 : x
  2. Step 2: Convert to fraction form
    262,765.71/362,617.09 = 149,588.46/x
  3. Step 3: Cross multiply
    262,765.71x = 362,617.09 × 149,588.46
  4. Step 4: Simplify right side
    262,765.71x = 54,243,331,688.81
  5. Step 5: Solve for x
    x = 54,243,331,688.81/262,765.71
  6. Step 6: Final answer
    x = 206,432.31

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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.