Finding the Fourth Proportional to 610,120.12, 841,955.56 and 334,476.12
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Solution
The fourth proportional to 610,120.12, 841,955.56 and 334,476.12 is: 461,571.45
Step by Step Solution
- Step 1: Write the proportion equation
610,120.12 : 841,955.56 = 334,476.12 : x - Step 2: Convert to fraction form
610,120.12/841,955.56 = 334,476.12/x - Step 3: Cross multiply
610,120.12x = 841,955.56 × 334,476.12 - Step 4: Simplify right side
610,120.12x = 281,614,028,921.23 - Step 5: Solve for x
x = 281,614,028,921.23/610,120.12 - Step 6: Final answer
x = 461,571.45
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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.