Finding the Fourth Proportional to 734,202.96, 1,013,556.08 and 492,397.08
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Solution
The fourth proportional to 734,202.96, 1,013,556.08 and 492,397.08 is: 679,746.72
Step by Step Solution
- Step 1: Write the proportion equation
734,202.96 : 1,013,556.08 = 492,397.08 : x - Step 2: Convert to fraction form
734,202.96/1,013,556.08 = 492,397.08/x - Step 3: Cross multiply
734,202.96x = 1,013,556.08 × 492,397.08 - Step 4: Simplify right side
734,202.96x = 499,072,054,208.25 - Step 5: Solve for x
x = 499,072,054,208.25/734,202.96 - Step 6: Final answer
x = 679,746.72
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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.