Finding the Fourth Proportional to 904,486.04, 1,248,210.24 and 517,336.84
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Solution
The fourth proportional to 904,486.04, 1,248,210.24 and 517,336.84 is: 713,936.00
Step by Step Solution
- Step 1: Write the proportion equation
904,486.04 : 1,248,210.24 = 517,336.84 : x - Step 2: Convert to fraction form
904,486.04/1,248,210.24 = 517,336.84/x - Step 3: Cross multiply
904,486.04x = 1,248,210.24 × 517,336.84 - Step 4: Simplify right side
904,486.04x = 645,745,141,217.24 - Step 5: Solve for x
x = 645,745,141,217.24/904,486.04 - Step 6: Final answer
x = 713,936.00
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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.