Finding the Fourth Proportional to 5,538,444.65, 8,307,366.50 and 1,700,267.71
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Solution
The fourth proportional to 5,538,444.65, 8,307,366.50 and 1,700,267.71 is: 2,550,309.32
Step by Step Solution
- Step 1: Write the proportion equation
5,538,444.65 : 8,307,366.50 = 1,700,267.71 : x - Step 2: Convert to fraction form
5,538,444.65/8,307,366.50 = 1,700,267.71/x - Step 3: Cross multiply
5,538,444.65x = 8,307,366.50 × 1,700,267.71 - Step 4: Simplify right side
5,538,444.65x = 14,124,746,984,572.30 - Step 5: Solve for x
x = 14,124,746,984,572.30/5,538,444.65 - Step 6: Final answer
x = 2,550,309.32
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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.