Finding the Fourth Proportional to 852,746.76, 1,176,944.58 and 508,604.76
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Solution
The fourth proportional to 852,746.76, 1,176,944.58 and 508,604.76 is: 701,966.45
Step by Step Solution
- Step 1: Write the proportion equation
852,746.76 : 1,176,944.58 = 508,604.76 : x - Step 2: Convert to fraction form
852,746.76/1,176,944.58 = 508,604.76/x - Step 3: Cross multiply
852,746.76x = 1,176,944.58 × 508,604.76 - Step 4: Simplify right side
852,746.76x = 598,599,615,644.20 - Step 5: Solve for x
x = 598,599,615,644.20/852,746.76 - Step 6: Final answer
x = 701,966.45
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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.