Finding the Fourth Proportional to 4,835,980.25, 6,673,652.70 and 2,660,476.71
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Solution
The fourth proportional to 4,835,980.25, 6,673,652.70 and 2,660,476.71 is: 3,671,457.84
Step by Step Solution
- Step 1: Write the proportion equation
4,835,980.25 : 6,673,652.70 = 2,660,476.71 : x - Step 2: Convert to fraction form
4,835,980.25/6,673,652.70 = 2,660,476.71/x - Step 3: Cross multiply
4,835,980.25x = 6,673,652.70 × 2,660,476.71 - Step 4: Simplify right side
4,835,980.25x = 17,755,097,569,001.83 - Step 5: Solve for x
x = 17,755,097,569,001.83/4,835,980.25 - Step 6: Final answer
x = 3,671,457.84
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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.