Finding the Fourth Proportional to 350,545.06, 525,606.99 and 137,058.63
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Solution
The fourth proportional to 350,545.06, 525,606.99 and 137,058.63 is: 205,505.60
Step by Step Solution
- Step 1: Write the proportion equation
350,545.06 : 525,606.99 = 137,058.63 : x - Step 2: Convert to fraction form
350,545.06/525,606.99 = 137,058.63/x - Step 3: Cross multiply
350,545.06x = 525,606.99 × 137,058.63 - Step 4: Simplify right side
350,545.06x = 72,038,973,967.82 - Step 5: Solve for x
x = 72,038,973,967.82/350,545.06 - Step 6: Final answer
x = 205,505.60
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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.