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Finding the Fourth Proportional to 474,955.29, 655,475.76 and 270,959.22

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Solution

The fourth proportional to 474,955.29, 655,475.76 and 270,959.22 is: 373,945.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,955.29 : 655,475.76 = 270,959.22 : x
  2. Step 2: Convert to fraction form
    474,955.29/655,475.76 = 270,959.22/x
  3. Step 3: Cross multiply
    474,955.29x = 655,475.76 × 270,959.22
  4. Step 4: Simplify right side
    474,955.29x = 177,607,200,658.51
  5. Step 5: Solve for x
    x = 177,607,200,658.51/474,955.29
  6. Step 6: Final answer
    x = 373,945.09

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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.