Finding the Fourth Proportional to 346,773.12, 520,159.67 and 97,455.12
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Solution
The fourth proportional to 346,773.12, 520,159.67 and 97,455.12 is: 146,182.68
Step by Step Solution
- Step 1: Write the proportion equation
346,773.12 : 520,159.67 = 97,455.12 : x - Step 2: Convert to fraction form
346,773.12/520,159.67 = 97,455.12/x - Step 3: Cross multiply
346,773.12x = 520,159.67 × 97,455.12 - Step 4: Simplify right side
346,773.12x = 50,692,223,302.65 - Step 5: Solve for x
x = 50,692,223,302.65/346,773.12 - Step 6: Final answer
x = 146,182.68
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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.