Finding the Fourth Proportional to 423,260.16, 584,106.18 and 232,291.32
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Solution
The fourth proportional to 423,260.16, 584,106.18 and 232,291.32 is: 320,565.95
Step by Step Solution
- Step 1: Write the proportion equation
423,260.16 : 584,106.18 = 232,291.32 : x - Step 2: Convert to fraction form
423,260.16/584,106.18 = 232,291.32/x - Step 3: Cross multiply
423,260.16x = 584,106.18 × 232,291.32 - Step 4: Simplify right side
423,260.16x = 135,682,795,572.36 - Step 5: Solve for x
x = 135,682,795,572.36/423,260.16 - Step 6: Final answer
x = 320,565.95
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1.5x scale
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.