Finding the Fourth Proportional to 960,555.14, 1,325,530.29 and 552,720.05
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Solution
The fourth proportional to 960,555.14, 1,325,530.29 and 552,720.05 is: 762,733.07
Step by Step Solution
- Step 1: Write the proportion equation
960,555.14 : 1,325,530.29 = 552,720.05 : x - Step 2: Convert to fraction form
960,555.14/1,325,530.29 = 552,720.05/x - Step 3: Cross multiply
960,555.14x = 1,325,530.29 × 552,720.05 - Step 4: Simplify right side
960,555.14x = 732,647,168,165.32 - Step 5: Solve for x
x = 732,647,168,165.32/960,555.14 - Step 6: Final answer
x = 762,733.07
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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.