Finding the Fourth Proportional to 1,327,588.10, 1,831,536.33 and 768,414.68
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Solution
The fourth proportional to 1,327,588.10, 1,831,536.33 and 768,414.68 is: 1,060,102.45
Step by Step Solution
- Step 1: Write the proportion equation
1,327,588.10 : 1,831,536.33 = 768,414.68 : x - Step 2: Convert to fraction form
1,327,588.10/1,831,536.33 = 768,414.68/x - Step 3: Cross multiply
1,327,588.10x = 1,831,536.33 × 768,414.68 - Step 4: Simplify right side
1,327,588.10x = 1,407,379,402,925.32 - Step 5: Solve for x
x = 1,407,379,402,925.32/1,327,588.10 - Step 6: Final answer
x = 1,060,102.45
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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.