Finding the Third Proportional to 168,373.69 and 358,578.14
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Solution
The third proportional to 168,373.69 and 358,578.14 is: 763,648.32
Step by Step Solution
- Step 1: Write the proportion equation
168,373.69 : 358,578.14 = 358,578.14 : x - Step 2: Convert to fraction form
168,373.69/358,578.14 = 358,578.14/x - Step 3: Cross multiply
168,373.69x = 358,578.14 × 358,578.14 - Step 4: Simplify right side
168,373.69x = 128,578,282,934.08 - Step 5: Solve for x
x = 128,578,282,934.08/168,373.69 - Step 6: Final answer
x = 763,648.32
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.