Finding the Fourth Proportional to 1,717,491.40, 2,370,028.42 and 953,544.68
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Solution
The fourth proportional to 1,717,491.40, 2,370,028.42 and 953,544.68 is: 1,315,830.75
Step by Step Solution
- Step 1: Write the proportion equation
1,717,491.40 : 2,370,028.42 = 953,544.68 : x - Step 2: Convert to fraction form
1,717,491.40/2,370,028.42 = 953,544.68/x - Step 3: Cross multiply
1,717,491.40x = 2,370,028.42 × 953,544.68 - Step 4: Simplify right side
1,717,491.40x = 2,259,927,991,339.81 - Step 5: Solve for x
x = 2,259,927,991,339.81/1,717,491.40 - Step 6: Final answer
x = 1,315,830.75
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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.