Finding the Fourth Proportional to 773,561.99, 1,067,533.95 and 434,055.35
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Solution
The fourth proportional to 773,561.99, 1,067,533.95 and 434,055.35 is: 599,006.71
Step by Step Solution
- Step 1: Write the proportion equation
773,561.99 : 1,067,533.95 = 434,055.35 : x - Step 2: Convert to fraction form
773,561.99/1,067,533.95 = 434,055.35/x - Step 3: Cross multiply
773,561.99x = 1,067,533.95 × 434,055.35 - Step 4: Simplify right side
773,561.99x = 463,368,816,966.46 - Step 5: Solve for x
x = 463,368,816,966.46/773,561.99 - Step 6: Final answer
x = 599,006.71
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1.5x scale
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.