Finding the Fourth Proportional to 1,057,332.63, 1,459,120.49 and 573,897.87
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Solution
The fourth proportional to 1,057,332.63, 1,459,120.49 and 573,897.87 is: 791,979.85
Step by Step Solution
- Step 1: Write the proportion equation
1,057,332.63 : 1,459,120.49 = 573,897.87 : x - Step 2: Convert to fraction form
1,057,332.63/1,459,120.49 = 573,897.87/x - Step 3: Cross multiply
1,057,332.63x = 1,459,120.49 × 573,897.87 - Step 4: Simplify right side
1,057,332.63x = 837,386,141,284.36 - Step 5: Solve for x
x = 837,386,141,284.36/1,057,332.63 - Step 6: Final answer
x = 791,979.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.