Finding the Fourth Proportional to 951,202.16, 1,312,586.12 and 543,247.68
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Solution
The fourth proportional to 951,202.16, 1,312,586.12 and 543,247.68 is: 749,640.19
Step by Step Solution
- Step 1: Write the proportion equation
951,202.16 : 1,312,586.12 = 543,247.68 : x - Step 2: Convert to fraction form
951,202.16/1,312,586.12 = 543,247.68/x - Step 3: Cross multiply
951,202.16x = 1,312,586.12 × 543,247.68 - Step 4: Simplify right side
951,202.16x = 713,059,361,773.96 - Step 5: Solve for x
x = 713,059,361,773.96/951,202.16 - Step 6: Final answer
x = 749,640.19
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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.