Finding the Fourth Proportional to 518,326.70, 777,595.68 and 293,787.41
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Solution
The fourth proportional to 518,326.70, 777,595.68 and 293,787.41 is: 440,740.98
Step by Step Solution
- Step 1: Write the proportion equation
518,326.70 : 777,595.68 = 293,787.41 : x - Step 2: Convert to fraction form
518,326.70/777,595.68 = 293,787.41/x - Step 3: Cross multiply
518,326.70x = 777,595.68 × 293,787.41 - Step 4: Simplify right side
518,326.70x = 228,447,816,966.41 - Step 5: Solve for x
x = 228,447,816,966.41/518,326.70 - Step 6: Final answer
x = 440,740.98
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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.