Finding the Fourth Proportional to 584,097.81, 870,990.88 and 563,282.70
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Solution
The fourth proportional to 584,097.81, 870,990.88 and 563,282.70 is: 839,951.95
Step by Step Solution
- Step 1: Write the proportion equation
584,097.81 : 870,990.88 = 563,282.70 : x - Step 2: Convert to fraction form
584,097.81/870,990.88 = 563,282.70/x - Step 3: Cross multiply
584,097.81x = 870,990.88 × 563,282.70 - Step 4: Simplify right side
584,097.81x = 490,614,094,561.78 - Step 5: Solve for x
x = 490,614,094,561.78/584,097.81 - Step 6: Final answer
x = 839,951.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.