Finding the Fourth Proportional to 4,403,473.10, 6,605,209.65 and 2,011,988.60
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Solution
The fourth proportional to 4,403,473.10, 6,605,209.65 and 2,011,988.60 is: 3,017,982.90
Step by Step Solution
- Step 1: Write the proportion equation
4,403,473.10 : 6,605,209.65 = 2,011,988.60 : x - Step 2: Convert to fraction form
4,403,473.10/6,605,209.65 = 2,011,988.60/x - Step 3: Cross multiply
4,403,473.10x = 6,605,209.65 × 2,011,988.60 - Step 4: Simplify right side
4,403,473.10x = 13,289,606,516,409.99 - Step 5: Solve for x
x = 13,289,606,516,409.99/4,403,473.10 - Step 6: Final answer
x = 3,017,982.90
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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.