Finding the Fourth Proportional to 1,974,720.12, 2,961,777.64 and 626,707.99
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Solution
The fourth proportional to 1,974,720.12, 2,961,777.64 and 626,707.99 is: 939,965.97
Step by Step Solution
- Step 1: Write the proportion equation
1,974,720.12 : 2,961,777.64 = 626,707.99 : x - Step 2: Convert to fraction form
1,974,720.12/2,961,777.64 = 626,707.99/x - Step 3: Cross multiply
1,974,720.12x = 2,961,777.64 × 626,707.99 - Step 4: Simplify right side
1,974,720.12x = 1,856,169,711,591.34 - Step 5: Solve for x
x = 1,856,169,711,591.34/1,974,720.12 - Step 6: Final answer
x = 939,965.97
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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.