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Finding the Fourth Proportional to 593,123.60, 889,771.80 and 193,782.80

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Solution

The fourth proportional to 593,123.60, 889,771.80 and 193,782.80 is: 290,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,123.60 : 889,771.80 = 193,782.80 : x
  2. Step 2: Convert to fraction form
    593,123.60/889,771.80 = 193,782.80/x
  3. Step 3: Cross multiply
    593,123.60x = 889,771.80 × 193,782.80
  4. Step 4: Simplify right side
    593,123.60x = 172,422,470,765.04
  5. Step 5: Solve for x
    x = 172,422,470,765.04/593,123.60
  6. Step 6: Final answer
    x = 290,702.43

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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.