Finding the Fourth Proportional to 741,394.24, 1,111,873.36 and 314,926.67
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Solution
The fourth proportional to 741,394.24, 1,111,873.36 and 314,926.67 is: 472,297.40
Step by Step Solution
- Step 1: Write the proportion equation
741,394.24 : 1,111,873.36 = 314,926.67 : x - Step 2: Convert to fraction form
741,394.24/1,111,873.36 = 314,926.67/x - Step 3: Cross multiply
741,394.24x = 1,111,873.36 × 314,926.67 - Step 4: Simplify right side
741,394.24x = 350,158,574,726.51 - Step 5: Solve for x
x = 350,158,574,726.51/741,394.24 - Step 6: Final answer
x = 472,297.40
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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.