Finding the Fourth Proportional to 432,498.69, 596,641.14 and 271,273.05
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Solution
The fourth proportional to 432,498.69, 596,641.14 and 271,273.05 is: 374,226.94
Step by Step Solution
- Step 1: Write the proportion equation
432,498.69 : 596,641.14 = 271,273.05 : x - Step 2: Convert to fraction form
432,498.69/596,641.14 = 271,273.05/x - Step 3: Cross multiply
432,498.69x = 596,641.14 × 271,273.05 - Step 4: Simplify right side
432,498.69x = 161,852,661,803.28 - Step 5: Solve for x
x = 161,852,661,803.28/432,498.69 - Step 6: Final answer
x = 374,226.94
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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.