Finding the Fourth Proportional to 423,574.08, 584,503.32 and 232,599.84
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Solution
The fourth proportional to 423,574.08, 584,503.32 and 232,599.84 is: 320,971.90
Step by Step Solution
- Step 1: Write the proportion equation
423,574.08 : 584,503.32 = 232,599.84 : x - Step 2: Convert to fraction form
423,574.08/584,503.32 = 232,599.84/x - Step 3: Cross multiply
423,574.08x = 584,503.32 × 232,599.84 - Step 4: Simplify right side
423,574.08x = 135,955,378,711.47 - Step 5: Solve for x
x = 135,955,378,711.47/423,574.08 - Step 6: Final answer
x = 320,971.90
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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.