Finding the Fourth Proportional to 475,758.81, 656,556.18 and 260,886.06
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Solution
The fourth proportional to 475,758.81, 656,556.18 and 260,886.06 is: 360,027.71
Step by Step Solution
- Step 1: Write the proportion equation
475,758.81 : 656,556.18 = 260,886.06 : x - Step 2: Convert to fraction form
475,758.81/656,556.18 = 260,886.06/x - Step 3: Cross multiply
475,758.81x = 656,556.18 × 260,886.06 - Step 4: Simplify right side
475,758.81x = 171,286,354,968.85 - Step 5: Solve for x
x = 171,286,354,968.85/475,758.81 - Step 6: Final answer
x = 360,027.71
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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.