Finding the Fourth Proportional to 534,905,114.70, 747,336,610.50 and 534,905,114.70
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Solution
The fourth proportional to 534,905,114.70, 747,336,610.50 and 534,905,114.70 is: 747,336,610.50
Step by Step Solution
- Step 1: Write the proportion equation
534,905,114.70 : 747,336,610.50 = 534,905,114.70 : x - Step 2: Convert to fraction form
534,905,114.70/747,336,610.50 = 534,905,114.70/x - Step 3: Cross multiply
534,905,114.70x = 747,336,610.50 × 534,905,114.70 - Step 4: Simplify right side
534,905,114.70x = 399,754,175,359,011,712 - Step 5: Solve for x
x = 399,754,175,359,011,712/534,905,114.70 - Step 6: Final answer
x = 747,336,610.50
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.