Finding the Fourth Proportional to 369,733.84, 509,997.84 and 242,417.68
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Solution
The fourth proportional to 369,733.84, 509,997.84 and 242,417.68 is: 334,382.41
Step by Step Solution
- Step 1: Write the proportion equation
369,733.84 : 509,997.84 = 242,417.68 : x - Step 2: Convert to fraction form
369,733.84/509,997.84 = 242,417.68/x - Step 3: Cross multiply
369,733.84x = 509,997.84 × 242,417.68 - Step 4: Simplify right side
369,733.84x = 123,632,493,177.81 - Step 5: Solve for x
x = 123,632,493,177.81/369,733.84 - Step 6: Final answer
x = 334,382.41
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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.