Home / 471,829.68-651,132.38-256,969.58

Finding the Fourth Proportional to 471,829.68, 651,132.38 and 256,969.58

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Solution

The fourth proportional to 471,829.68, 651,132.38 and 256,969.58 is: 354,622.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,829.68 : 651,132.38 = 256,969.58 : x
  2. Step 2: Convert to fraction form
    471,829.68/651,132.38 = 256,969.58/x
  3. Step 3: Cross multiply
    471,829.68x = 651,132.38 × 256,969.58
  4. Step 4: Simplify right side
    471,829.68x = 167,321,212,876.78
  5. Step 5: Solve for x
    x = 167,321,212,876.78/471,829.68
  6. Step 6: Final answer
    x = 354,622.06

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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.