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Finding the Fourth Proportional to 471,362.19, 650,493.51 and 256,516.11

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Solution

The fourth proportional to 471,362.19, 650,493.51 and 256,516.11 is: 353,999.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,362.19 : 650,493.51 = 256,516.11 : x
  2. Step 2: Convert to fraction form
    471,362.19/650,493.51 = 256,516.11/x
  3. Step 3: Cross multiply
    471,362.19x = 650,493.51 × 256,516.11
  4. Step 4: Simplify right side
    471,362.19x = 166,862,064,765.45
  5. Step 5: Solve for x
    x = 166,862,064,765.45/471,362.19
  6. Step 6: Final answer
    x = 353,999.68

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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.