Finding the Fourth Proportional to 530,075.77, 795,122.09 and 130,716.68
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Solution
The fourth proportional to 530,075.77, 795,122.09 and 130,716.68 is: 196,077.09
Step by Step Solution
- Step 1: Write the proportion equation
530,075.77 : 795,122.09 = 130,716.68 : x - Step 2: Convert to fraction form
530,075.77/795,122.09 = 130,716.68/x - Step 3: Cross multiply
530,075.77x = 795,122.09 × 130,716.68 - Step 4: Simplify right side
530,075.77x = 103,935,715,660.46 - Step 5: Solve for x
x = 103,935,715,660.46/530,075.77 - Step 6: Final answer
x = 196,077.09
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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.