Finding the Fourth Proportional to 374,206.87, 516,405.99 and 213,061.99
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Solution
The fourth proportional to 374,206.87, 516,405.99 and 213,061.99 is: 294,025.84
Step by Step Solution
- Step 1: Write the proportion equation
374,206.87 : 516,405.99 = 213,061.99 : x - Step 2: Convert to fraction form
374,206.87/516,405.99 = 213,061.99/x - Step 3: Cross multiply
374,206.87x = 516,405.99 × 213,061.99 - Step 4: Simplify right side
374,206.87x = 110,026,487,877.32 - Step 5: Solve for x
x = 110,026,487,877.32/374,206.87 - Step 6: Final answer
x = 294,025.84
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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.