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Finding the Fourth Proportional to 235,227.71, 324,612.50 and 127,798.63

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Solution

The fourth proportional to 235,227.71, 324,612.50 and 127,798.63 is: 176,361.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,227.71 : 324,612.50 = 127,798.63 : x
  2. Step 2: Convert to fraction form
    235,227.71/324,612.50 = 127,798.63/x
  3. Step 3: Cross multiply
    235,227.71x = 324,612.50 × 127,798.63
  4. Step 4: Simplify right side
    235,227.71x = 41,485,031,330.35
  5. Step 5: Solve for x
    x = 41,485,031,330.35/235,227.71
  6. Step 6: Final answer
    x = 176,361.16

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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.