Finding the Fourth Proportional to 6,506,685.79, 9,701,857.25 and 6,327,920.00
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Solution
The fourth proportional to 6,506,685.79, 9,701,857.25 and 6,327,920.00 is: 9,435,306.78
Step by Step Solution
- Step 1: Write the proportion equation
6,506,685.79 : 9,701,857.25 = 6,327,920.00 : x - Step 2: Convert to fraction form
6,506,685.79/9,701,857.25 = 6,327,920.00/x - Step 3: Cross multiply
6,506,685.79x = 9,701,857.25 × 6,327,920.00 - Step 4: Simplify right side
6,506,685.79x = 61,392,576,545,764.74 - Step 5: Solve for x
x = 61,392,576,545,764.74/6,506,685.79 - Step 6: Final answer
x = 9,435,306.78
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.