Finding the Fourth Proportional to 524,030.66, 786,212.14 and 187,064.09
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Solution
The fourth proportional to 524,030.66, 786,212.14 and 187,064.09 is: 280,655.45
Step by Step Solution
- Step 1: Write the proportion equation
524,030.66 : 786,212.14 = 187,064.09 : x - Step 2: Convert to fraction form
524,030.66/786,212.14 = 187,064.09/x - Step 3: Cross multiply
524,030.66x = 786,212.14 × 187,064.09 - Step 4: Simplify right side
524,030.66x = 147,072,058,516.05 - Step 5: Solve for x
x = 147,072,058,516.05/524,030.66 - Step 6: Final answer
x = 280,655.45
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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.