Finding the Fourth Proportional to 1,113,755.62, 1,536,941.64 and 604,447.06
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Solution
The fourth proportional to 1,113,755.62, 1,536,941.64 and 604,447.06 is: 834,114.63
Step by Step Solution
- Step 1: Write the proportion equation
1,113,755.62 : 1,536,941.64 = 604,447.06 : x - Step 2: Convert to fraction form
1,113,755.62/1,536,941.64 = 604,447.06/x - Step 3: Cross multiply
1,113,755.62x = 1,536,941.64 × 604,447.06 - Step 4: Simplify right side
1,113,755.62x = 928,999,855,689.58 - Step 5: Solve for x
x = 928,999,855,689.58/1,113,755.62 - Step 6: Final answer
x = 834,114.63
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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.