Finding the Fourth Proportional to 274,645.23, 411,475.76 and 97,038.96
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Solution
The fourth proportional to 274,645.23, 411,475.76 and 97,038.96 is: 145,384.57
Step by Step Solution
- Step 1: Write the proportion equation
274,645.23 : 411,475.76 = 97,038.96 : x - Step 2: Convert to fraction form
274,645.23/411,475.76 = 97,038.96/x - Step 3: Cross multiply
274,645.23x = 411,475.76 × 97,038.96 - Step 4: Simplify right side
274,645.23x = 39,929,177,758.23 - Step 5: Solve for x
x = 39,929,177,758.23/274,645.23 - Step 6: Final answer
x = 145,384.57
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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.