Finding the Fourth Proportional to 1,339,916.70, 1,849,064.07 and 736,291.74
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Solution
The fourth proportional to 1,339,916.70, 1,849,064.07 and 736,291.74 is: 1,016,071.07
Step by Step Solution
- Step 1: Write the proportion equation
1,339,916.70 : 1,849,064.07 = 736,291.74 : x - Step 2: Convert to fraction form
1,339,916.70/1,849,064.07 = 736,291.74/x - Step 3: Cross multiply
1,339,916.70x = 1,849,064.07 × 736,291.74 - Step 4: Simplify right side
1,339,916.70x = 1,361,450,601,471.78 - Step 5: Solve for x
x = 1,361,450,601,471.78/1,339,916.70 - Step 6: Final answer
x = 1,016,071.07
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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.