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Finding the Fourth Proportional to 471,053.95, 650,057.52 and 256,195.58

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Solution

The fourth proportional to 471,053.95, 650,057.52 and 256,195.58 is: 353,551.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,053.95 : 650,057.52 = 256,195.58 : x
  2. Step 2: Convert to fraction form
    471,053.95/650,057.52 = 256,195.58/x
  3. Step 3: Cross multiply
    471,053.95x = 650,057.52 × 256,195.58
  4. Step 4: Simplify right side
    471,053.95x = 166,541,859,639.11
  5. Step 5: Solve for x
    x = 166,541,859,639.11/471,053.95
  6. Step 6: Final answer
    x = 353,551.56

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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.