Finding the Fourth Proportional to 937,117.62, 1,293,216.84 and 507,388.86
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Solution
The fourth proportional to 937,117.62, 1,293,216.84 and 507,388.86 is: 700,193.66
Step by Step Solution
- Step 1: Write the proportion equation
937,117.62 : 1,293,216.84 = 507,388.86 : x - Step 2: Convert to fraction form
937,117.62/1,293,216.84 = 507,388.86/x - Step 3: Cross multiply
937,117.62x = 1,293,216.84 × 507,388.86 - Step 4: Simplify right side
937,117.62x = 656,163,818,180.40 - Step 5: Solve for x
x = 656,163,818,180.40/937,117.62 - Step 6: Final answer
x = 700,193.66
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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.