Finding the Fourth Proportional to 533,924.80, 736,816.16 and 292,207.68
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Solution
The fourth proportional to 533,924.80, 736,816.16 and 292,207.68 is: 403,246.56
Step by Step Solution
- Step 1: Write the proportion equation
533,924.80 : 736,816.16 = 292,207.68 : x - Step 2: Convert to fraction form
533,924.80/736,816.16 = 292,207.68/x - Step 3: Cross multiply
533,924.80x = 736,816.16 × 292,207.68 - Step 4: Simplify right side
533,924.80x = 215,303,340,700.11 - Step 5: Solve for x
x = 215,303,340,700.11/533,924.80 - Step 6: Final answer
x = 403,246.56
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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.