Finding the Fourth Proportional to 605,110,229.80, 907,665,344.70 and 605,110,229.80
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Solution
The fourth proportional to 605,110,229.80, 907,665,344.70 and 605,110,229.80 is: 907,665,344.70
Step by Step Solution
- Step 1: Write the proportion equation
605,110,229.80 : 907,665,344.70 = 605,110,229.80 : x - Step 2: Convert to fraction form
605,110,229.80/907,665,344.70 = 605,110,229.80/x - Step 3: Cross multiply
605,110,229.80x = 907,665,344.70 × 605,110,229.80 - Step 4: Simplify right side
605,110,229.80x = 549,237,585,312,913,216 - Step 5: Solve for x
x = 549,237,585,312,913,216/605,110,229.80 - Step 6: Final answer
x = 907,665,344.70
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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.