Finding the Fourth Proportional to 916,333.44, 1,374,594.48 and 317,293.44
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Solution
The fourth proportional to 916,333.44, 1,374,594.48 and 317,293.44 is: 475,972.82
Step by Step Solution
- Step 1: Write the proportion equation
916,333.44 : 1,374,594.48 = 317,293.44 : x - Step 2: Convert to fraction form
916,333.44/1,374,594.48 = 317,293.44/x - Step 3: Cross multiply
916,333.44x = 1,374,594.48 × 317,293.44 - Step 4: Simplify right side
916,333.44x = 436,149,811,164.21 - Step 5: Solve for x
x = 436,149,811,164.21/916,333.44 - Step 6: Final answer
x = 475,972.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.