Finding the Fourth Proportional to 696,366.24, 961,404.58 and 455,052.66
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Solution
The fourth proportional to 696,366.24, 961,404.58 and 455,052.66 is: 628,246.58
Step by Step Solution
- Step 1: Write the proportion equation
696,366.24 : 961,404.58 = 455,052.66 : x - Step 2: Convert to fraction form
696,366.24/961,404.58 = 455,052.66/x - Step 3: Cross multiply
696,366.24x = 961,404.58 × 455,052.66 - Step 4: Simplify right side
696,366.24x = 437,489,711,465.18 - Step 5: Solve for x
x = 437,489,711,465.18/696,366.24 - Step 6: Final answer
x = 628,246.58
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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.