Home / 751,557.30-1,037,214.35-412,091.16

Finding the Fourth Proportional to 751,557.30, 1,037,214.35 and 412,091.16

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Solution

The fourth proportional to 751,557.30, 1,037,214.35 and 412,091.16 is: 568,721.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,557.30 : 1,037,214.35 = 412,091.16 : x
  2. Step 2: Convert to fraction form
    751,557.30/1,037,214.35 = 412,091.16/x
  3. Step 3: Cross multiply
    751,557.30x = 1,037,214.35 × 412,091.16
  4. Step 4: Simplify right side
    751,557.30x = 427,426,864,660.15
  5. Step 5: Solve for x
    x = 427,426,864,660.15/751,557.30
  6. Step 6: Final answer
    x = 568,721.59

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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.