Finding the Fourth Proportional to 583,901.55, 805,794.63 and 342,252.63
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Solution
The fourth proportional to 583,901.55, 805,794.63 and 342,252.63 is: 472,314.78
Step by Step Solution
- Step 1: Write the proportion equation
583,901.55 : 805,794.63 = 342,252.63 : x - Step 2: Convert to fraction form
583,901.55/805,794.63 = 342,252.63/x - Step 3: Cross multiply
583,901.55x = 805,794.63 × 342,252.63 - Step 4: Simplify right side
583,901.55x = 275,785,331,357.38 - Step 5: Solve for x
x = 275,785,331,357.38/583,901.55 - Step 6: Final answer
x = 472,314.78
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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.