Finding the Fourth Proportional to 1,074,509.62, 1,611,764.42 and 736,525.62
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Solution
The fourth proportional to 1,074,509.62, 1,611,764.42 and 736,525.62 is: 1,104,788.42
Step by Step Solution
- Step 1: Write the proportion equation
1,074,509.62 : 1,611,764.42 = 736,525.62 : x - Step 2: Convert to fraction form
1,074,509.62/1,611,764.42 = 736,525.62/x - Step 3: Cross multiply
1,074,509.62x = 1,611,764.42 × 736,525.62 - Step 4: Simplify right side
1,074,509.62x = 1,187,105,785,051.81 - Step 5: Solve for x
x = 1,187,105,785,051.81/1,074,509.62 - Step 6: Final answer
x = 1,104,788.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.