Finding the Fourth Proportional to 742,093.44, 1,024,091.55 and 402,564.12
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Solution
The fourth proportional to 742,093.44, 1,024,091.55 and 402,564.12 is: 555,539.90
Step by Step Solution
- Step 1: Write the proportion equation
742,093.44 : 1,024,091.55 = 402,564.12 : x - Step 2: Convert to fraction form
742,093.44/1,024,091.55 = 402,564.12/x - Step 3: Cross multiply
742,093.44x = 1,024,091.55 × 402,564.12 - Step 4: Simplify right side
742,093.44x = 412,262,513,625.19 - Step 5: Solve for x
x = 412,262,513,625.19/742,093.44 - Step 6: Final answer
x = 555,539.90
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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.