Finding the Fourth Proportional to 716,284.08, 1,074,176.84 and 266,759.66
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Solution
The fourth proportional to 716,284.08, 1,074,176.84 and 266,759.66 is: 400,046.66
Step by Step Solution
- Step 1: Write the proportion equation
716,284.08 : 1,074,176.84 = 266,759.66 : x - Step 2: Convert to fraction form
716,284.08/1,074,176.84 = 266,759.66/x - Step 3: Cross multiply
716,284.08x = 1,074,176.84 × 266,759.66 - Step 4: Simplify right side
716,284.08x = 286,547,051,970.62 - Step 5: Solve for x
x = 286,547,051,970.62/716,284.08 - Step 6: Final answer
x = 400,046.66
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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.