Finding the Fourth Proportional to 534,563,486.70, 801,845,230.05 and 262,465,694.70
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Solution
The fourth proportional to 534,563,486.70, 801,845,230.05 and 262,465,694.70 is: 393,698,542.05
Step by Step Solution
- Step 1: Write the proportion equation
534,563,486.70 : 801,845,230.05 = 262,465,694.70 : x - Step 2: Convert to fraction form
534,563,486.70/801,845,230.05 = 262,465,694.70/x - Step 3: Cross multiply
534,563,486.70x = 801,845,230.05 × 262,465,694.70 - Step 4: Simplify right side
534,563,486.70x = 210,456,865,346,954,528 - Step 5: Solve for x
x = 210,456,865,346,954,528/534,563,486.70 - Step 6: Final answer
x = 393,698,542.05
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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.