Finding the Fourth Proportional to 5,117,423.14, 7,059,083.61 and 3,306,587.14
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Solution
The fourth proportional to 5,117,423.14, 7,059,083.61 and 3,306,587.14 is: 4,561,177.46
Step by Step Solution
- Step 1: Write the proportion equation
5,117,423.14 : 7,059,083.61 = 3,306,587.14 : x - Step 2: Convert to fraction form
5,117,423.14/7,059,083.61 = 3,306,587.14/x - Step 3: Cross multiply
5,117,423.14x = 7,059,083.61 × 3,306,587.14 - Step 4: Simplify right side
5,117,423.14x = 23,341,475,085,010.78 - Step 5: Solve for x
x = 23,341,475,085,010.78/5,117,423.14 - Step 6: Final answer
x = 4,561,177.46
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1.5x scale
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.