Finding the Fourth Proportional to 610,079.09, 841,959.53 and 338,232.26
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Solution
The fourth proportional to 610,079.09, 841,959.53 and 338,232.26 is: 466,788.45
Step by Step Solution
- Step 1: Write the proportion equation
610,079.09 : 841,959.53 = 338,232.26 : x - Step 2: Convert to fraction form
610,079.09/841,959.53 = 338,232.26/x - Step 3: Cross multiply
610,079.09x = 841,959.53 × 338,232.26 - Step 4: Simplify right side
610,079.09x = 284,777,868,759.48 - Step 5: Solve for x
x = 284,777,868,759.48/610,079.09 - Step 6: Final answer
x = 466,788.45
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1.5x scale
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.