Finding the Fourth Proportional to 1,034,972.40, 1,552,458.60 and 716,107.80
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Solution
The fourth proportional to 1,034,972.40, 1,552,458.60 and 716,107.80 is: 1,074,161.70
Step by Step Solution
- Step 1: Write the proportion equation
1,034,972.40 : 1,552,458.60 = 716,107.80 : x - Step 2: Convert to fraction form
1,034,972.40/1,552,458.60 = 716,107.80/x - Step 3: Cross multiply
1,034,972.40x = 1,552,458.60 × 716,107.80 - Step 4: Simplify right side
1,034,972.40x = 1,111,727,712,637.08 - Step 5: Solve for x
x = 1,111,727,712,637.08/1,034,972.40 - Step 6: Final answer
x = 1,074,161.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.