Finding the Fourth Proportional to 295,551.99, 407,864.35 and 168,235.78
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Solution
The fourth proportional to 295,551.99, 407,864.35 and 168,235.78 is: 232,166.86
Step by Step Solution
- Step 1: Write the proportion equation
295,551.99 : 407,864.35 = 168,235.78 : x - Step 2: Convert to fraction form
295,551.99/407,864.35 = 168,235.78/x - Step 3: Cross multiply
295,551.99x = 407,864.35 × 168,235.78 - Step 4: Simplify right side
295,551.99x = 68,617,377,056.44 - Step 5: Solve for x
x = 68,617,377,056.44/295,551.99 - Step 6: Final answer
x = 232,166.86
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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.