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Finding the Fourth Proportional to 446,542.56, 616,054.80 and 252,905.76

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Solution

The fourth proportional to 446,542.56, 616,054.80 and 252,905.76 is: 348,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,542.56 : 616,054.80 = 252,905.76 : x
  2. Step 2: Convert to fraction form
    446,542.56/616,054.80 = 252,905.76/x
  3. Step 3: Cross multiply
    446,542.56x = 616,054.80 × 252,905.76
  4. Step 4: Simplify right side
    446,542.56x = 155,803,807,395.65
  5. Step 5: Solve for x
    x = 155,803,807,395.65/446,542.56
  6. Step 6: Final answer
    x = 348,911.44

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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.