Finding the Fourth Proportional to 1,526,263.80, 2,106,252.18 and 953,636.04
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Solution
The fourth proportional to 1,526,263.80, 2,106,252.18 and 953,636.04 is: 1,316,022.82
Step by Step Solution
- Step 1: Write the proportion equation
1,526,263.80 : 2,106,252.18 = 953,636.04 : x - Step 2: Convert to fraction form
1,526,263.80/2,106,252.18 = 953,636.04/x - Step 3: Cross multiply
1,526,263.80x = 2,106,252.18 × 953,636.04 - Step 4: Simplify right side
1,526,263.80x = 2,008,597,988,176.57 - Step 5: Solve for x
x = 2,008,597,988,176.57/1,526,263.80 - Step 6: Final answer
x = 1,316,022.82
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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.