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Finding the Fourth Proportional to 937,882.92, 1,294,274 and 508,162.92

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Solution

The fourth proportional to 937,882.92, 1,294,274 and 508,162.92 is: 701,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,882.92 : 1,294,274 = 508,162.92 : x
  2. Step 2: Convert to fraction form
    937,882.92/1,294,274 = 508,162.92/x
  3. Step 3: Cross multiply
    937,882.92x = 1,294,274 × 508,162.92
  4. Step 4: Simplify right side
    937,882.92x = 657,702,055,120.08
  5. Step 5: Solve for x
    x = 657,702,055,120.08/937,882.92
  6. Step 6: Final answer
    x = 701,262.43

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Double scale
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Similar ratio
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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.