Finding the Fourth Proportional to 4,696,459.20, 6,482,337.12 and 4,377,332.16
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Solution
The fourth proportional to 4,696,459.20, 6,482,337.12 and 4,377,332.16 is: 6,041,858.67
Step by Step Solution
- Step 1: Write the proportion equation
4,696,459.20 : 6,482,337.12 = 4,377,332.16 : x - Step 2: Convert to fraction form
4,696,459.20/6,482,337.12 = 4,377,332.16/x - Step 3: Cross multiply
4,696,459.20x = 6,482,337.12 × 4,377,332.16 - Step 4: Simplify right side
4,696,459.20x = 28,375,342,747,337.78 - Step 5: Solve for x
x = 28,375,342,747,337.78/4,696,459.20 - Step 6: Final answer
x = 6,041,858.67
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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.