Finding the Fourth Proportional to 896,699.70, 1,256,312.70 and 896,699.70
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Solution
The fourth proportional to 896,699.70, 1,256,312.70 and 896,699.70 is: 1,256,312.70
Step by Step Solution
- Step 1: Write the proportion equation
896,699.70 : 1,256,312.70 = 896,699.70 : x - Step 2: Convert to fraction form
896,699.70/1,256,312.70 = 896,699.70/x - Step 3: Cross multiply
896,699.70x = 1,256,312.70 × 896,699.70 - Step 4: Simplify right side
896,699.70x = 1,126,535,221,196.19 - Step 5: Solve for x
x = 1,126,535,221,196.19/896,699.70 - Step 6: Final answer
x = 1,256,312.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.