Finding the Fourth Proportional to 409,416.84, 614,125.26 and 159,923.88
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Solution
The fourth proportional to 409,416.84, 614,125.26 and 159,923.88 is: 239,885.82
Step by Step Solution
- Step 1: Write the proportion equation
409,416.84 : 614,125.26 = 159,923.88 : x - Step 2: Convert to fraction form
409,416.84/614,125.26 = 159,923.88/x - Step 3: Cross multiply
409,416.84x = 614,125.26 × 159,923.88 - Step 4: Simplify right side
409,416.84x = 98,213,294,385.21 - Step 5: Solve for x
x = 98,213,294,385.21/409,416.84 - Step 6: Final answer
x = 239,885.82
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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.