Finding the Fourth Proportional to 534,292,455.80, 801,438,683.70 and 534,292,455.80
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Solution
The fourth proportional to 534,292,455.80, 801,438,683.70 and 534,292,455.80 is: 801,438,683.70
Step by Step Solution
- Step 1: Write the proportion equation
534,292,455.80 : 801,438,683.70 = 534,292,455.80 : x - Step 2: Convert to fraction form
534,292,455.80/801,438,683.70 = 534,292,455.80/x - Step 3: Cross multiply
534,292,455.80x = 801,438,683.70 × 534,292,455.80 - Step 4: Simplify right side
534,292,455.80x = 428,202,642,487,192,448 - Step 5: Solve for x
x = 428,202,642,487,192,448/534,292,455.80 - Step 6: Final answer
x = 801,438,683.70
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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.