Finding the Fourth Proportional to 292,637.44, 403,837.14 and 158,501.44
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Solution
The fourth proportional to 292,637.44, 403,837.14 and 158,501.44 is: 218,730.62
Step by Step Solution
- Step 1: Write the proportion equation
292,637.44 : 403,837.14 = 158,501.44 : x - Step 2: Convert to fraction form
292,637.44/403,837.14 = 158,501.44/x - Step 3: Cross multiply
292,637.44x = 403,837.14 × 158,501.44 - Step 4: Simplify right side
292,637.44x = 64,008,768,215.48 - Step 5: Solve for x
x = 64,008,768,215.48/292,637.44 - Step 6: Final answer
x = 218,730.62
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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.