Finding the Fourth Proportional to 8,908,584.48, 12,293,880.12 and 4,834,203.84
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Solution
The fourth proportional to 8,908,584.48, 12,293,880.12 and 4,834,203.84 is: 6,671,219.50
Step by Step Solution
- Step 1: Write the proportion equation
8,908,584.48 : 12,293,880.12 = 4,834,203.84 : x - Step 2: Convert to fraction form
8,908,584.48/12,293,880.12 = 4,834,203.84/x - Step 3: Cross multiply
8,908,584.48x = 12,293,880.12 × 4,834,203.84 - Step 4: Simplify right side
8,908,584.48x = 59,431,122,484,603.66 - Step 5: Solve for x
x = 59,431,122,484,603.66/8,908,584.48 - Step 6: Final answer
x = 6,671,219.50
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1.5x scale
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.