Home / 751,289.60-1,036,727.44-445,350.17

Finding the Fourth Proportional to 751,289.60, 1,036,727.44 and 445,350.17

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Solution

The fourth proportional to 751,289.60, 1,036,727.44 and 445,350.17 is: 614,552.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,289.60 : 1,036,727.44 = 445,350.17 : x
  2. Step 2: Convert to fraction form
    751,289.60/1,036,727.44 = 445,350.17/x
  3. Step 3: Cross multiply
    751,289.60x = 1,036,727.44 × 445,350.17
  4. Step 4: Simplify right side
    751,289.60x = 461,706,741,647.67
  5. Step 5: Solve for x
    x = 461,706,741,647.67/751,289.60
  6. Step 6: Final answer
    x = 614,552.29

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Double scale
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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.