Finding the Fourth Proportional to 999,177.05, 1,496,156.87 and 656,543.21
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Solution
The fourth proportional to 999,177.05, 1,496,156.87 and 656,543.21 is: 983,100.67
Step by Step Solution
- Step 1: Write the proportion equation
999,177.05 : 1,496,156.87 = 656,543.21 : x - Step 2: Convert to fraction form
999,177.05/1,496,156.87 = 656,543.21/x - Step 3: Cross multiply
999,177.05x = 1,496,156.87 × 656,543.21 - Step 4: Simplify right side
999,177.05x = 982,291,628,253.93 - Step 5: Solve for x
x = 982,291,628,253.93/999,177.05 - Step 6: Final answer
x = 983,100.67
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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.