Finding the Fourth Proportional to 1,771,354.36, 2,657,014.03 and 811,537.71
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Solution
The fourth proportional to 1,771,354.36, 2,657,014.03 and 811,537.71 is: 1,217,298.54
Step by Step Solution
- Step 1: Write the proportion equation
1,771,354.36 : 2,657,014.03 = 811,537.71 : x - Step 2: Convert to fraction form
1,771,354.36/2,657,014.03 = 811,537.71/x - Step 3: Cross multiply
1,771,354.36x = 2,657,014.03 × 811,537.71 - Step 4: Simplify right side
1,771,354.36x = 2,156,267,081,344.07 - Step 5: Solve for x
x = 2,156,267,081,344.07/1,771,354.36 - Step 6: Final answer
x = 1,217,298.54
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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.