Finding the Fourth Proportional to 747,058.44, 1,031,274.60 and 506,072.88
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Solution
The fourth proportional to 747,058.44, 1,031,274.60 and 506,072.88 is: 698,606.80
Step by Step Solution
- Step 1: Write the proportion equation
747,058.44 : 1,031,274.60 = 506,072.88 : x - Step 2: Convert to fraction form
747,058.44/1,031,274.60 = 506,072.88/x - Step 3: Cross multiply
747,058.44x = 1,031,274.60 × 506,072.88 - Step 4: Simplify right side
747,058.44x = 521,900,106,892.85 - Step 5: Solve for x
x = 521,900,106,892.85/747,058.44 - Step 6: Final answer
x = 698,606.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.