Home / 845,157.77-1,166,188.66-477,500.73

Finding the Fourth Proportional to 845,157.77, 1,166,188.66 and 477,500.73

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Solution

The fourth proportional to 845,157.77, 1,166,188.66 and 477,500.73 is: 658,878.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,157.77 : 1,166,188.66 = 477,500.73 : x
  2. Step 2: Convert to fraction form
    845,157.77/1,166,188.66 = 477,500.73/x
  3. Step 3: Cross multiply
    845,157.77x = 1,166,188.66 × 477,500.73
  4. Step 4: Simplify right side
    845,157.77x = 556,855,936,467.72
  5. Step 5: Solve for x
    x = 556,855,936,467.72/845,157.77
  6. Step 6: Final answer
    x = 658,878.09

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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.