Finding the Fourth Proportional to 7,303,048.99, 10,955,570.11 and 3,042,220.77
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Solution
The fourth proportional to 7,303,048.99, 10,955,570.11 and 3,042,220.77 is: 4,563,746.32
Step by Step Solution
- Step 1: Write the proportion equation
7,303,048.99 : 10,955,570.11 = 3,042,220.77 : x - Step 2: Convert to fraction form
7,303,048.99/10,955,570.11 = 3,042,220.77/x - Step 3: Cross multiply
7,303,048.99x = 10,955,570.11 × 3,042,220.77 - Step 4: Simplify right side
7,303,048.99x = 33,329,262,935,833.18 - Step 5: Solve for x
x = 33,329,262,935,833.18/7,303,048.99 - Step 6: Final answer
x = 4,563,746.32
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1.5x scale
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.