Finding the Fourth Proportional to 432,572.48, 592,614.40 and 416,400.08
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Solution
The fourth proportional to 432,572.48, 592,614.40 and 416,400.08 is: 570,458.58
Step by Step Solution
- Step 1: Write the proportion equation
432,572.48 : 592,614.40 = 416,400.08 : x - Step 2: Convert to fraction form
432,572.48/592,614.40 = 416,400.08/x - Step 3: Cross multiply
432,572.48x = 592,614.40 × 416,400.08 - Step 4: Simplify right side
432,572.48x = 246,764,683,569.15 - Step 5: Solve for x
x = 246,764,683,569.15/432,572.48 - Step 6: Final answer
x = 570,458.58
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.