Finding the Fourth Proportional to 544,312.05, 751,243.44 and 315,008.96
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Solution
The fourth proportional to 544,312.05, 751,243.44 and 315,008.96 is: 434,766.07
Step by Step Solution
- Step 1: Write the proportion equation
544,312.05 : 751,243.44 = 315,008.96 : x - Step 2: Convert to fraction form
544,312.05/751,243.44 = 315,008.96/x - Step 3: Cross multiply
544,312.05x = 751,243.44 × 315,008.96 - Step 4: Simplify right side
544,312.05x = 236,648,410,985.01 - Step 5: Solve for x
x = 236,648,410,985.01/544,312.05 - Step 6: Final answer
x = 434,766.07
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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.