Finding the Fourth Proportional to 1,417,473.60, 1,956,041.64 and 772,888.56
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Solution
The fourth proportional to 1,417,473.60, 1,956,041.64 and 772,888.56 is: 1,066,546.99
Step by Step Solution
- Step 1: Write the proportion equation
1,417,473.60 : 1,956,041.64 = 772,888.56 : x - Step 2: Convert to fraction form
1,417,473.60/1,956,041.64 = 772,888.56/x - Step 3: Cross multiply
1,417,473.60x = 1,956,041.64 × 772,888.56 - Step 4: Simplify right side
1,417,473.60x = 1,511,802,206,439.64 - Step 5: Solve for x
x = 1,511,802,206,439.64/1,417,473.60 - Step 6: Final answer
x = 1,066,546.99
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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.