Finding the Fourth Proportional to 896,117.10, 1,344,175.65 and 564,341.10
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Solution
The fourth proportional to 896,117.10, 1,344,175.65 and 564,341.10 is: 846,511.65
Step by Step Solution
- Step 1: Write the proportion equation
896,117.10 : 1,344,175.65 = 564,341.10 : x - Step 2: Convert to fraction form
896,117.10/1,344,175.65 = 564,341.10/x - Step 3: Cross multiply
896,117.10x = 1,344,175.65 × 564,341.10 - Step 4: Simplify right side
896,117.10x = 758,573,564,914.22 - Step 5: Solve for x
x = 758,573,564,914.22/896,117.10 - Step 6: Final answer
x = 846,511.65
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Double scale
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Similar ratio
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1.5x scale
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.