Finding the Fourth Proportional to 474,984,116.05, 711,342,433.28 and 474,984,116.05
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Solution
The fourth proportional to 474,984,116.05, 711,342,433.28 and 474,984,116.05 is: 711,342,433.28
Step by Step Solution
- Step 1: Write the proportion equation
474,984,116.05 : 711,342,433.28 = 474,984,116.05 : x - Step 2: Convert to fraction form
474,984,116.05/711,342,433.28 = 474,984,116.05/x - Step 3: Cross multiply
474,984,116.05x = 711,342,433.28 × 474,984,116.05 - Step 4: Simplify right side
474,984,116.05x = 337,876,356,877,981,952 - Step 5: Solve for x
x = 337,876,356,877,981,952/474,984,116.05 - Step 6: Final answer
x = 711,342,433.28
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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.