Finding the Fourth Proportional to 374,970.74, 517,460.00 and 202,888.67
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Solution
The fourth proportional to 374,970.74, 517,460.00 and 202,888.67 is: 279,986.56
Step by Step Solution
- Step 1: Write the proportion equation
374,970.74 : 517,460.00 = 202,888.67 : x - Step 2: Convert to fraction form
374,970.74/517,460.00 = 202,888.67/x - Step 3: Cross multiply
374,970.74x = 517,460.00 × 202,888.67 - Step 4: Simplify right side
374,970.74x = 104,986,767,576.46 - Step 5: Solve for x
x = 104,986,767,576.46/374,970.74 - Step 6: Final answer
x = 279,986.56
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1.5x scale
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.