Home / 740,690.92-1,022,150.29-414,003.47

Finding the Fourth Proportional to 740,690.92, 1,022,150.29 and 414,003.47

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Solution

The fourth proportional to 740,690.92, 1,022,150.29 and 414,003.47 is: 571,323.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,690.92 : 1,022,150.29 = 414,003.47 : x
  2. Step 2: Convert to fraction form
    740,690.92/1,022,150.29 = 414,003.47/x
  3. Step 3: Cross multiply
    740,690.92x = 1,022,150.29 × 414,003.47
  4. Step 4: Simplify right side
    740,690.92x = 423,173,766,921.51
  5. Step 5: Solve for x
    x = 423,173,766,921.51/740,690.92
  6. Step 6: Final answer
    x = 571,323.01

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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.