Finding the Fourth Proportional to 1,106,950.05, 1,527,039.95 and 744,389.19
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Solution
The fourth proportional to 1,106,950.05, 1,527,039.95 and 744,389.19 is: 1,026,886.47
Step by Step Solution
- Step 1: Write the proportion equation
1,106,950.05 : 1,527,039.95 = 744,389.19 : x - Step 2: Convert to fraction form
1,106,950.05/1,527,039.95 = 744,389.19/x - Step 3: Cross multiply
1,106,950.05x = 1,527,039.95 × 744,389.19 - Step 4: Simplify right side
1,106,950.05x = 1,136,712,027,756.19 - Step 5: Solve for x
x = 1,136,712,027,756.19/1,106,950.05 - Step 6: Final answer
x = 1,026,886.47
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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.