Finding the Fourth Proportional to 348,512,539.20, 522,768,808.80 and 348,512,539.20
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Solution
The fourth proportional to 348,512,539.20, 522,768,808.80 and 348,512,539.20 is: 522,768,808.80
Step by Step Solution
- Step 1: Write the proportion equation
348,512,539.20 : 522,768,808.80 = 348,512,539.20 : x - Step 2: Convert to fraction form
348,512,539.20/522,768,808.80 = 348,512,539.20/x - Step 3: Cross multiply
348,512,539.20x = 522,768,808.80 × 348,512,539.20 - Step 4: Simplify right side
348,512,539.20x = 182,191,484,969,447,296 - Step 5: Solve for x
x = 182,191,484,969,447,296/348,512,539.20 - Step 6: Final answer
x = 522,768,808.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.