Finding the Fourth Proportional to 1,691,528.88, 2,334,341.88 and 927,536.88
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Solution
The fourth proportional to 1,691,528.88, 2,334,341.88 and 927,536.88 is: 1,280,018.46
Step by Step Solution
- Step 1: Write the proportion equation
1,691,528.88 : 2,334,341.88 = 927,536.88 : x - Step 2: Convert to fraction form
1,691,528.88/2,334,341.88 = 927,536.88/x - Step 3: Cross multiply
1,691,528.88x = 2,334,341.88 × 927,536.88 - Step 4: Simplify right side
1,691,528.88x = 2,165,188,184,228.53 - Step 5: Solve for x
x = 2,165,188,184,228.53/1,691,528.88 - Step 6: Final answer
x = 1,280,018.46
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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.