Finding the Fourth Proportional to 1,228,623.66, 1,843,186.05 and 696,382.38
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Solution
The fourth proportional to 1,228,623.66, 1,843,186.05 and 696,382.38 is: 1,044,715.59
Step by Step Solution
- Step 1: Write the proportion equation
1,228,623.66 : 1,843,186.05 = 696,382.38 : x - Step 2: Convert to fraction form
1,228,623.66/1,843,186.05 = 696,382.38/x - Step 3: Cross multiply
1,228,623.66x = 1,843,186.05 × 696,382.38 - Step 4: Simplify right side
1,228,623.66x = 1,283,562,288,281.80 - Step 5: Solve for x
x = 1,283,562,288,281.80/1,228,623.66 - Step 6: Final answer
x = 1,044,715.59
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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.