Finding the Fourth Proportional to 734,259,486.92, 1,013,351,288.18 and 548,297,652.04
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Solution
The fourth proportional to 734,259,486.92, 1,013,351,288.18 and 548,297,652.04 is: 756,705,418.04
Step by Step Solution
- Step 1: Write the proportion equation
734,259,486.92 : 1,013,351,288.18 = 548,297,652.04 : x - Step 2: Convert to fraction form
734,259,486.92/1,013,351,288.18 = 548,297,652.04/x - Step 3: Cross multiply
734,259,486.92x = 1,013,351,288.18 × 548,297,652.04 - Step 4: Simplify right side
734,259,486.92x = 555,618,132,000,803,328 - Step 5: Solve for x
x = 555,618,132,000,803,328/734,259,486.92 - Step 6: Final answer
x = 756,705,418.04
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.