Finding the Fourth Proportional to 374,972.73, 517,462.04 and 211,663.62
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Solution
The fourth proportional to 374,972.73, 517,462.04 and 211,663.62 is: 292,095.61
Step by Step Solution
- Step 1: Write the proportion equation
374,972.73 : 517,462.04 = 211,663.62 : x - Step 2: Convert to fraction form
374,972.73/517,462.04 = 211,663.62/x - Step 3: Cross multiply
374,972.73x = 517,462.04 × 211,663.62 - Step 4: Simplify right side
374,972.73x = 109,527,887,540.67 - Step 5: Solve for x
x = 109,527,887,540.67/374,972.73 - Step 6: Final answer
x = 292,095.61
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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.