Finding the Fourth Proportional to 742,095.36, 1,024,114.41 and 419,798.97
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Solution
The fourth proportional to 742,095.36, 1,024,114.41 and 419,798.97 is: 579,335.48
Step by Step Solution
- Step 1: Write the proportion equation
742,095.36 : 1,024,114.41 = 419,798.97 : x - Step 2: Convert to fraction form
742,095.36/1,024,114.41 = 419,798.97/x - Step 3: Cross multiply
742,095.36x = 1,024,114.41 × 419,798.97 - Step 4: Simplify right side
742,095.36x = 429,922,174,480.16 - Step 5: Solve for x
x = 429,922,174,480.16/742,095.36 - Step 6: Final answer
x = 579,335.48
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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.