Finding the Fourth Proportional to 696,726.93, 1,045,277.23 and 555,106.21
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Solution
The fourth proportional to 696,726.93, 1,045,277.23 and 555,106.21 is: 832,808.17
Step by Step Solution
- Step 1: Write the proportion equation
696,726.93 : 1,045,277.23 = 555,106.21 : x - Step 2: Convert to fraction form
696,726.93/1,045,277.23 = 555,106.21/x - Step 3: Cross multiply
696,726.93x = 1,045,277.23 × 555,106.21 - Step 4: Simplify right side
696,726.93x = 580,239,876,318.21 - Step 5: Solve for x
x = 580,239,876,318.21/696,726.93 - Step 6: Final answer
x = 832,808.17
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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.