Finding the Fourth Proportional to 4,968,019.70, 7,452,029.55 and 3,708,307.70
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Solution
The fourth proportional to 4,968,019.70, 7,452,029.55 and 3,708,307.70 is: 5,562,461.55
Step by Step Solution
- Step 1: Write the proportion equation
4,968,019.70 : 7,452,029.55 = 3,708,307.70 : x - Step 2: Convert to fraction form
4,968,019.70/7,452,029.55 = 3,708,307.70/x - Step 3: Cross multiply
4,968,019.70x = 7,452,029.55 × 3,708,307.70 - Step 4: Simplify right side
4,968,019.70x = 27,634,418,560,892.54 - Step 5: Solve for x
x = 27,634,418,560,892.54/4,968,019.70 - Step 6: Final answer
x = 5,562,461.55
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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.