Finding the Fourth Proportional to 736,706.44, 1,107,139.74 and 437,242.96
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Solution
The fourth proportional to 736,706.44, 1,107,139.74 and 437,242.96 is: 657,098.99
Step by Step Solution
- Step 1: Write the proportion equation
736,706.44 : 1,107,139.74 = 437,242.96 : x - Step 2: Convert to fraction form
736,706.44/1,107,139.74 = 437,242.96/x - Step 3: Cross multiply
736,706.44x = 1,107,139.74 × 437,242.96 - Step 4: Simplify right side
736,706.44x = 484,089,057,051.23 - Step 5: Solve for x
x = 484,089,057,051.23/736,706.44 - Step 6: Final answer
x = 657,098.99
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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.