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Finding the Fourth Proportional to 431,748.34, 595,866.77 and 248,044.34

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Solution

The fourth proportional to 431,748.34, 595,866.77 and 248,044.34 is: 342,332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,748.34 : 595,866.77 = 248,044.34 : x
  2. Step 2: Convert to fraction form
    431,748.34/595,866.77 = 248,044.34/x
  3. Step 3: Cross multiply
    431,748.34x = 595,866.77 × 248,044.34
  4. Step 4: Simplify right side
    431,748.34x = 147,801,379,692.58
  5. Step 5: Solve for x
    x = 147,801,379,692.58/431,748.34
  6. Step 6: Final answer
    x = 342,332.25

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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.