Finding the Fourth Proportional to 976,170.24, 1,346,959.80 and 546,468.48
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Solution
The fourth proportional to 976,170.24, 1,346,959.80 and 546,468.48 is: 754,039.66
Step by Step Solution
- Step 1: Write the proportion equation
976,170.24 : 1,346,959.80 = 546,468.48 : x - Step 2: Convert to fraction form
976,170.24/1,346,959.80 = 546,468.48/x - Step 3: Cross multiply
976,170.24x = 1,346,959.80 × 546,468.48 - Step 4: Simplify right side
976,170.24x = 736,071,074,527.10 - Step 5: Solve for x
x = 736,071,074,527.10/976,170.24 - Step 6: Final answer
x = 754,039.66
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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.