Finding the Fourth Proportional to 752,924.16, 1,039,521.60 and 466,750.08
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Solution
The fourth proportional to 752,924.16, 1,039,521.60 and 466,750.08 is: 644,416.55
Step by Step Solution
- Step 1: Write the proportion equation
752,924.16 : 1,039,521.60 = 466,750.08 : x - Step 2: Convert to fraction form
752,924.16/1,039,521.60 = 466,750.08/x - Step 3: Cross multiply
752,924.16x = 1,039,521.60 × 466,750.08 - Step 4: Simplify right side
752,924.16x = 485,196,789,961.73 - Step 5: Solve for x
x = 485,196,789,961.73/752,924.16 - Step 6: Final answer
x = 644,416.55
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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.