Finding the Fourth Proportional to 294,729.08, 406,726.14 and 160,593.08
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Solution
The fourth proportional to 294,729.08, 406,726.14 and 160,593.08 is: 221,618.45
Step by Step Solution
- Step 1: Write the proportion equation
294,729.08 : 406,726.14 = 160,593.08 : x - Step 2: Convert to fraction form
294,729.08/406,726.14 = 160,593.08/x - Step 3: Cross multiply
294,729.08x = 406,726.14 × 160,593.08 - Step 4: Simplify right side
294,729.08x = 65,317,402,736.15 - Step 5: Solve for x
x = 65,317,402,736.15/294,729.08 - Step 6: Final answer
x = 221,618.45
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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.