Finding the Fourth Proportional to 717,634.99, 1,076,453.99 and 673,791.11
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Solution
The fourth proportional to 717,634.99, 1,076,453.99 and 673,791.11 is: 1,010,688.08
Step by Step Solution
- Step 1: Write the proportion equation
717,634.99 : 1,076,453.99 = 673,791.11 : x - Step 2: Convert to fraction form
717,634.99/1,076,453.99 = 673,791.11/x - Step 3: Cross multiply
717,634.99x = 1,076,453.99 × 673,791.11 - Step 4: Simplify right side
717,634.99x = 725,305,128,786.03 - Step 5: Solve for x
x = 725,305,128,786.03/717,634.99 - Step 6: Final answer
x = 1,010,688.08
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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.