Finding the Fourth Proportional to 341,691.13, 512,585.61 and 105,053.68
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Solution
The fourth proportional to 341,691.13, 512,585.61 and 105,053.68 is: 157,595.56
Step by Step Solution
- Step 1: Write the proportion equation
341,691.13 : 512,585.61 = 105,053.68 : x - Step 2: Convert to fraction form
341,691.13/512,585.61 = 105,053.68/x - Step 3: Cross multiply
341,691.13x = 512,585.61 × 105,053.68 - Step 4: Simplify right side
341,691.13x = 53,849,004,645.54 - Step 5: Solve for x
x = 53,849,004,645.54/341,691.13 - Step 6: Final answer
x = 157,595.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.