Finding the Fourth Proportional to 804,827,276.10, 1,207,240,914.15 and 804,827,276.10
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Solution
The fourth proportional to 804,827,276.10, 1,207,240,914.15 and 804,827,276.10 is: 1,207,240,914.15
Step by Step Solution
- Step 1: Write the proportion equation
804,827,276.10 : 1,207,240,914.15 = 804,827,276.10 : x - Step 2: Convert to fraction form
804,827,276.10/1,207,240,914.15 = 804,827,276.10/x - Step 3: Cross multiply
804,827,276.10x = 1,207,240,914.15 × 804,827,276.10 - Step 4: Simplify right side
804,827,276.10x = 971,620,416,531,818,496 - Step 5: Solve for x
x = 971,620,416,531,818,496/804,827,276.10 - Step 6: Final answer
x = 1,207,240,914.15
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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.