Finding the Fourth Proportional to 1,776,930.84, 2,665,394.16 and 578,851.20
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Solution
The fourth proportional to 1,776,930.84, 2,665,394.16 and 578,851.20 is: 868,276.12
Step by Step Solution
- Step 1: Write the proportion equation
1,776,930.84 : 2,665,394.16 = 578,851.20 : x - Step 2: Convert to fraction form
1,776,930.84/2,665,394.16 = 578,851.20/x - Step 3: Cross multiply
1,776,930.84x = 2,665,394.16 × 578,851.20 - Step 4: Simplify right side
1,776,930.84x = 1,542,866,607,988.99 - Step 5: Solve for x
x = 1,542,866,607,988.99/1,776,930.84 - Step 6: Final answer
x = 868,276.12
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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.