Finding the Fourth Proportional to 597,824.64, 824,575.68 and 355,919.76
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Solution
The fourth proportional to 597,824.64, 824,575.68 and 355,919.76 is: 490,917.84
Step by Step Solution
- Step 1: Write the proportion equation
597,824.64 : 824,575.68 = 355,919.76 : x - Step 2: Convert to fraction form
597,824.64/824,575.68 = 355,919.76/x - Step 3: Cross multiply
597,824.64x = 824,575.68 × 355,919.76 - Step 4: Simplify right side
597,824.64x = 293,482,778,127.44 - Step 5: Solve for x
x = 293,482,778,127.44/597,824.64 - Step 6: Final answer
x = 490,917.84
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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.