Finding the Fourth Proportional to 5,031,420.74, 7,532,958.54 and 4,521,237.38
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Solution
The fourth proportional to 5,031,420.74, 7,532,958.54 and 4,521,237.38 is: 6,769,120.59
Step by Step Solution
- Step 1: Write the proportion equation
5,031,420.74 : 7,532,958.54 = 4,521,237.38 : x - Step 2: Convert to fraction form
5,031,420.74/7,532,958.54 = 4,521,237.38/x - Step 3: Cross multiply
5,031,420.74x = 7,532,958.54 × 4,521,237.38 - Step 4: Simplify right side
5,031,420.74x = 34,058,293,733,038.22 - Step 5: Solve for x
x = 34,058,293,733,038.22/5,031,420.74 - Step 6: Final answer
x = 6,769,120.59
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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.