Finding the Fourth Proportional to 523,574.98, 722,454.76 and 294,088.31
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Solution
The fourth proportional to 523,574.98, 722,454.76 and 294,088.31 is: 405,797.66
Step by Step Solution
- Step 1: Write the proportion equation
523,574.98 : 722,454.76 = 294,088.31 : x - Step 2: Convert to fraction form
523,574.98/722,454.76 = 294,088.31/x - Step 3: Cross multiply
523,574.98x = 722,454.76 × 294,088.31 - Step 4: Simplify right side
523,574.98x = 212,465,497,949.41 - Step 5: Solve for x
x = 212,465,497,949.41/523,574.98 - Step 6: Final answer
x = 405,797.66
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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.