Finding the Fourth Proportional to 1,036,718.41, 1,430,678.05 and 577,862.08
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Solution
The fourth proportional to 1,036,718.41, 1,430,678.05 and 577,862.08 is: 797,453.37
Step by Step Solution
- Step 1: Write the proportion equation
1,036,718.41 : 1,430,678.05 = 577,862.08 : x - Step 2: Convert to fraction form
1,036,718.41/1,430,678.05 = 577,862.08/x - Step 3: Cross multiply
1,036,718.41x = 1,430,678.05 × 577,862.08 - Step 4: Simplify right side
1,036,718.41x = 826,734,593,783.34 - Step 5: Solve for x
x = 826,734,593,783.34/1,036,718.41 - Step 6: Final answer
x = 797,453.37
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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.