Finding the Fourth Proportional to 696,831.24, 961,758.41 and 454,693.44
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Solution
The fourth proportional to 696,831.24, 961,758.41 and 454,693.44 is: 627,562.62
Step by Step Solution
- Step 1: Write the proportion equation
696,831.24 : 961,758.41 = 454,693.44 : x - Step 2: Convert to fraction form
696,831.24/961,758.41 = 454,693.44/x - Step 3: Cross multiply
696,831.24x = 961,758.41 × 454,693.44 - Step 4: Simplify right side
696,831.24x = 437,305,241,224.96 - Step 5: Solve for x
x = 437,305,241,224.96/696,831.24 - Step 6: Final answer
x = 627,562.62
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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.