Finding the Fourth Proportional to 744,041.18, 1,024,954.62 and 539,491.08
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Solution
The fourth proportional to 744,041.18, 1,024,954.62 and 539,491.08 is: 743,176.44
Step by Step Solution
- Step 1: Write the proportion equation
744,041.18 : 1,024,954.62 = 539,491.08 : x - Step 2: Convert to fraction form
744,041.18/1,024,954.62 = 539,491.08/x - Step 3: Cross multiply
744,041.18x = 1,024,954.62 × 539,491.08 - Step 4: Simplify right side
744,041.18x = 552,953,874,894.79 - Step 5: Solve for x
x = 552,953,874,894.79/744,041.18 - Step 6: Final answer
x = 743,176.44
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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.