Finding the Fourth Proportional to 1,056,186.08, 1,457,537.18 and 572,751.09
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Solution
The fourth proportional to 1,056,186.08, 1,457,537.18 and 572,751.09 is: 790,396.71
Step by Step Solution
- Step 1: Write the proportion equation
1,056,186.08 : 1,457,537.18 = 572,751.09 : x - Step 2: Convert to fraction form
1,056,186.08/1,457,537.18 = 572,751.09/x - Step 3: Cross multiply
1,056,186.08x = 1,457,537.18 × 572,751.09 - Step 4: Simplify right side
1,056,186.08x = 834,806,005,696.77 - Step 5: Solve for x
x = 834,806,005,696.77/1,056,186.08 - Step 6: Final answer
x = 790,396.71
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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.