Finding the Fourth Proportional to 1,021,711.62, 1,409,961.51 and 592,240.62
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Solution
The fourth proportional to 1,021,711.62, 1,409,961.51 and 592,240.62 is: 817,291.75
Step by Step Solution
- Step 1: Write the proportion equation
1,021,711.62 : 1,409,961.51 = 592,240.62 : x - Step 2: Convert to fraction form
1,021,711.62/1,409,961.51 = 592,240.62/x - Step 3: Cross multiply
1,021,711.62x = 1,409,961.51 × 592,240.62 - Step 4: Simplify right side
1,021,711.62x = 835,036,478,858.54 - Step 5: Solve for x
x = 835,036,478,858.54/1,021,711.62 - Step 6: Final answer
x = 817,291.75
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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.