Finding the Fourth Proportional to 845,740.70, 1,167,175.31 and 463,767.49
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Solution
The fourth proportional to 845,740.70, 1,167,175.31 and 463,767.49 is: 640,028.28
Step by Step Solution
- Step 1: Write the proportion equation
845,740.70 : 1,167,175.31 = 463,767.49 : x - Step 2: Convert to fraction form
845,740.70/1,167,175.31 = 463,767.49/x - Step 3: Cross multiply
845,740.70x = 1,167,175.31 × 463,767.49 - Step 4: Simplify right side
845,740.70x = 541,297,963,908.67 - Step 5: Solve for x
x = 541,297,963,908.67/845,740.70 - Step 6: Final answer
x = 640,028.28
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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.