Finding the Fourth Proportional to 1,729,609.65, 2,386,811.75 and 965,646.81
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Solution
The fourth proportional to 1,729,609.65, 2,386,811.75 and 965,646.81 is: 1,332,564.92
Step by Step Solution
- Step 1: Write the proportion equation
1,729,609.65 : 2,386,811.75 = 965,646.81 : x - Step 2: Convert to fraction form
1,729,609.65/2,386,811.75 = 965,646.81/x - Step 3: Cross multiply
1,729,609.65x = 2,386,811.75 × 965,646.81 - Step 4: Simplify right side
1,729,609.65x = 2,304,817,147,629.78 - Step 5: Solve for x
x = 2,304,817,147,629.78/1,729,609.65 - Step 6: Final answer
x = 1,332,564.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.