Finding the Fourth Proportional to 716,070.92, 1,074,106.32 and 340,956.68
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Solution
The fourth proportional to 716,070.92, 1,074,106.32 and 340,956.68 is: 511,434.99
Step by Step Solution
- Step 1: Write the proportion equation
716,070.92 : 1,074,106.32 = 340,956.68 : x - Step 2: Convert to fraction form
716,070.92/1,074,106.32 = 340,956.68/x - Step 3: Cross multiply
716,070.92x = 1,074,106.32 × 340,956.68 - Step 4: Simplify right side
716,070.92x = 366,223,724,834.22 - Step 5: Solve for x
x = 366,223,724,834.22/716,070.92 - Step 6: Final answer
x = 511,434.99
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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.