Finding the Fourth Proportional to 712,935.93, 1,069,048.05 and 233,101.23
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Solution
The fourth proportional to 712,935.93, 1,069,048.05 and 233,101.23 is: 349,535.50
Step by Step Solution
- Step 1: Write the proportion equation
712,935.93 : 1,069,048.05 = 233,101.23 : x - Step 2: Convert to fraction form
712,935.93/1,069,048.05 = 233,101.23/x - Step 3: Cross multiply
712,935.93x = 1,069,048.05 × 233,101.23 - Step 4: Simplify right side
712,935.93x = 249,196,415,384.10 - Step 5: Solve for x
x = 249,196,415,384.10/712,935.93 - Step 6: Final answer
x = 349,535.50
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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.