Finding the Fourth Proportional to 1,715,576.05, 2,572,616.40 and 578,126.26
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Solution
The fourth proportional to 1,715,576.05, 2,572,616.40 and 578,126.26 is: 866,937.43
Step by Step Solution
- Step 1: Write the proportion equation
1,715,576.05 : 2,572,616.40 = 578,126.26 : x - Step 2: Convert to fraction form
1,715,576.05/2,572,616.40 = 578,126.26/x - Step 3: Cross multiply
1,715,576.05x = 2,572,616.40 × 578,126.26 - Step 4: Simplify right side
1,715,576.05x = 1,487,297,097,746.66 - Step 5: Solve for x
x = 1,487,297,097,746.66/1,715,576.05 - Step 6: Final answer
x = 866,937.43
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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.