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Finding the Fourth Proportional to 483,558.40, 723,955.20 and 296,934.40

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Solution

The fourth proportional to 483,558.40, 723,955.20 and 296,934.40 is: 444,552.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,558.40 : 723,955.20 = 296,934.40 : x
  2. Step 2: Convert to fraction form
    483,558.40/723,955.20 = 296,934.40/x
  3. Step 3: Cross multiply
    483,558.40x = 723,955.20 × 296,934.40
  4. Step 4: Simplify right side
    483,558.40x = 214,967,202,938.88
  5. Step 5: Solve for x
    x = 214,967,202,938.88/483,558.40
  6. Step 6: Final answer
    x = 444,552.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.