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Finding the Fourth Proportional to 530,297.10, 794,570.85 and 498,804.30

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Solution

The fourth proportional to 530,297.10, 794,570.85 and 498,804.30 is: 747,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,297.10 : 794,570.85 = 498,804.30 : x
  2. Step 2: Convert to fraction form
    530,297.10/794,570.85 = 498,804.30/x
  3. Step 3: Cross multiply
    530,297.10x = 794,570.85 × 498,804.30
  4. Step 4: Simplify right side
    530,297.10x = 396,335,356,634.66
  5. Step 5: Solve for x
    x = 396,335,356,634.66/530,297.10
  6. Step 6: Final answer
    x = 747,383.60

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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.