Finding the Fourth Proportional to 461,158.31, 692,094.68 and 319,994.75
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Solution
The fourth proportional to 461,158.31, 692,094.68 and 319,994.75 is: 480,239.99
Step by Step Solution
- Step 1: Write the proportion equation
461,158.31 : 692,094.68 = 319,994.75 : x - Step 2: Convert to fraction form
461,158.31/692,094.68 = 319,994.75/x - Step 3: Cross multiply
461,158.31x = 692,094.68 × 319,994.75 - Step 4: Simplify right side
461,158.31x = 221,466,665,433.17 - Step 5: Solve for x
x = 221,466,665,433.17/461,158.31 - Step 6: Final answer
x = 480,239.99
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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.