Finding the Fourth Proportional to 588,386,540.70, 882,579,811.05 and 384,313,196.70
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Solution
The fourth proportional to 588,386,540.70, 882,579,811.05 and 384,313,196.70 is: 576,469,795.05
Step by Step Solution
- Step 1: Write the proportion equation
588,386,540.70 : 882,579,811.05 = 384,313,196.70 : x - Step 2: Convert to fraction form
588,386,540.70/882,579,811.05 = 384,313,196.70/x - Step 3: Cross multiply
588,386,540.70x = 882,579,811.05 × 384,313,196.70 - Step 4: Simplify right side
588,386,540.70x = 339,187,068,527,507,456 - Step 5: Solve for x
x = 339,187,068,527,507,456/588,386,540.70 - Step 6: Final answer
x = 576,469,795.05
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Double scale
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Similar ratio
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1.5x scale
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.