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Finding the Fourth Proportional to 402,453.16, 555,362.83 and 241,227.52

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Solution

The fourth proportional to 402,453.16, 555,362.83 and 241,227.52 is: 332,880.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,453.16 : 555,362.83 = 241,227.52 : x
  2. Step 2: Convert to fraction form
    402,453.16/555,362.83 = 241,227.52/x
  3. Step 3: Cross multiply
    402,453.16x = 555,362.83 × 241,227.52
  4. Step 4: Simplify right side
    402,453.16x = 133,968,797,094.21
  5. Step 5: Solve for x
    x = 133,968,797,094.21/402,453.16
  6. Step 6: Final answer
    x = 332,880.47

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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.