Finding the Fourth Proportional to 6,927,007.20, 10,390,510.80 and 6,596,332.80
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Solution
The fourth proportional to 6,927,007.20, 10,390,510.80 and 6,596,332.80 is: 9,894,499.20
Step by Step Solution
- Step 1: Write the proportion equation
6,927,007.20 : 10,390,510.80 = 6,596,332.80 : x - Step 2: Convert to fraction form
6,927,007.20/10,390,510.80 = 6,596,332.80/x - Step 3: Cross multiply
6,927,007.20x = 10,390,510.80 × 6,596,332.80 - Step 4: Simplify right side
6,927,007.20x = 68,539,267,198,794.24 - Step 5: Solve for x
x = 68,539,267,198,794.24/6,927,007.20 - Step 6: Final answer
x = 9,894,499.20
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1.5x scale
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.