Finding the Fourth Proportional to 606,928,537.70, 910,392,806.55 and 606,928,537.70
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Solution
The fourth proportional to 606,928,537.70, 910,392,806.55 and 606,928,537.70 is: 910,392,806.55
Step by Step Solution
- Step 1: Write the proportion equation
606,928,537.70 : 910,392,806.55 = 606,928,537.70 : x - Step 2: Convert to fraction form
606,928,537.70/910,392,806.55 = 606,928,537.70/x - Step 3: Cross multiply
606,928,537.70x = 910,392,806.55 × 606,928,537.70 - Step 4: Simplify right side
606,928,537.70x = 552,543,374,811,990,528 - Step 5: Solve for x
x = 552,543,374,811,990,528/606,928,537.70 - Step 6: Final answer
x = 910,392,806.55
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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.