Finding the Fourth Proportional to 1,742,569.07, 2,613,134.11 and 756,727.56
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Solution
The fourth proportional to 1,742,569.07, 2,613,134.11 and 756,727.56 is: 1,134,778.89
Step by Step Solution
- Step 1: Write the proportion equation
1,742,569.07 : 2,613,134.11 = 756,727.56 : x - Step 2: Convert to fraction form
1,742,569.07/2,613,134.11 = 756,727.56/x - Step 3: Cross multiply
1,742,569.07x = 2,613,134.11 × 756,727.56 - Step 4: Simplify right side
1,742,569.07x = 1,977,430,582,163.76 - Step 5: Solve for x
x = 1,977,430,582,163.76/1,742,569.07 - Step 6: Final answer
x = 1,134,778.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.