Finding the Fourth Proportional to 474,312.06, 711,296.70 and 158,695.14
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Solution
The fourth proportional to 474,312.06, 711,296.70 and 158,695.14 is: 237,985.37
Step by Step Solution
- Step 1: Write the proportion equation
474,312.06 : 711,296.70 = 158,695.14 : x - Step 2: Convert to fraction form
474,312.06/711,296.70 = 158,695.14/x - Step 3: Cross multiply
474,312.06x = 711,296.70 × 158,695.14 - Step 4: Simplify right side
474,312.06x = 112,879,329,388.04 - Step 5: Solve for x
x = 112,879,329,388.04/474,312.06 - Step 6: Final answer
x = 237,985.37
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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.