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Finding the Fourth Proportional to 504,243.68, 695,856.27 and 277,889.18

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Solution

The fourth proportional to 504,243.68, 695,856.27 and 277,889.18 is: 383,487.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,243.68 : 695,856.27 = 277,889.18 : x
  2. Step 2: Convert to fraction form
    504,243.68/695,856.27 = 277,889.18/x
  3. Step 3: Cross multiply
    504,243.68x = 695,856.27 × 277,889.18
  4. Step 4: Simplify right side
    504,243.68x = 193,370,928,182.03
  5. Step 5: Solve for x
    x = 193,370,928,182.03/504,243.68
  6. Step 6: Final answer
    x = 383,487.06

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Double scale
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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.