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Finding the Fourth Proportional to 692,251.44, 955,739.43 and 530,796.30

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Solution

The fourth proportional to 692,251.44, 955,739.43 and 530,796.30 is: 732,830.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,251.44 : 955,739.43 = 530,796.30 : x
  2. Step 2: Convert to fraction form
    692,251.44/955,739.43 = 530,796.30/x
  3. Step 3: Cross multiply
    692,251.44x = 955,739.43 × 530,796.30
  4. Step 4: Simplify right side
    692,251.44x = 507,302,953,208.11
  5. Step 5: Solve for x
    x = 507,302,953,208.11/692,251.44
  6. Step 6: Final answer
    x = 732,830.48

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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.