Finding the Fourth Proportional to 708,439.98, 1,062,413.92 and 235,014.63
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Solution
The fourth proportional to 708,439.98, 1,062,413.92 and 235,014.63 is: 352,440.32
Step by Step Solution
- Step 1: Write the proportion equation
708,439.98 : 1,062,413.92 = 235,014.63 : x - Step 2: Convert to fraction form
708,439.98/1,062,413.92 = 235,014.63/x - Step 3: Cross multiply
708,439.98x = 1,062,413.92 × 235,014.63 - Step 4: Simplify right side
708,439.98x = 249,682,814,315.65 - Step 5: Solve for x
x = 249,682,814,315.65/708,439.98 - Step 6: Final answer
x = 352,440.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.