Finding the Fourth Proportional to 294,637.16, 406,609.05 and 165,598.08
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Solution
The fourth proportional to 294,637.16, 406,609.05 and 165,598.08 is: 228,530.84
Step by Step Solution
- Step 1: Write the proportion equation
294,637.16 : 406,609.05 = 165,598.08 : x - Step 2: Convert to fraction form
294,637.16/406,609.05 = 165,598.08/x - Step 3: Cross multiply
294,637.16x = 406,609.05 × 165,598.08 - Step 4: Simplify right side
294,637.16x = 67,333,677,990.62 - Step 5: Solve for x
x = 67,333,677,990.62/294,637.16 - Step 6: Final answer
x = 228,530.84
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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.