Finding the Fourth Proportional to 937,625.58, 1,406,477.34 and 272,777.58
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Solution
The fourth proportional to 937,625.58, 1,406,477.34 and 272,777.58 is: 409,177.71
Step by Step Solution
- Step 1: Write the proportion equation
937,625.58 : 1,406,477.34 = 272,777.58 : x - Step 2: Convert to fraction form
937,625.58/1,406,477.34 = 272,777.58/x - Step 3: Cross multiply
937,625.58x = 1,406,477.34 × 272,777.58 - Step 4: Simplify right side
937,625.58x = 383,655,485,130.04 - Step 5: Solve for x
x = 383,655,485,130.04/937,625.58 - Step 6: Final answer
x = 409,177.71
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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.