Finding the Fourth Proportional to 695,785.82, 960,769.62 and 523,404.99
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Solution
The fourth proportional to 695,785.82, 960,769.62 and 523,404.99 is: 722,739.10
Step by Step Solution
- Step 1: Write the proportion equation
695,785.82 : 960,769.62 = 523,404.99 : x - Step 2: Convert to fraction form
695,785.82/960,769.62 = 523,404.99/x - Step 3: Cross multiply
695,785.82x = 960,769.62 × 523,404.99 - Step 4: Simplify right side
695,785.82x = 502,871,613,348.40 - Step 5: Solve for x
x = 502,871,613,348.40/695,785.82 - Step 6: Final answer
x = 722,739.10
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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.