Finding the Fourth Proportional to 1,243,838.97, 1,864,295.60 and 711,727.29
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Solution
The fourth proportional to 1,243,838.97, 1,864,295.60 and 711,727.29 is: 1,066,753.88
Step by Step Solution
- Step 1: Write the proportion equation
1,243,838.97 : 1,864,295.60 = 711,727.29 : x - Step 2: Convert to fraction form
1,243,838.97/1,864,295.60 = 711,727.29/x - Step 3: Cross multiply
1,243,838.97x = 1,864,295.60 × 711,727.29 - Step 4: Simplify right side
1,243,838.97x = 1,326,870,051,588.29 - Step 5: Solve for x
x = 1,326,870,051,588.29/1,243,838.97 - Step 6: Final answer
x = 1,066,753.88
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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.