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Finding the Fourth Proportional to 593,870.80, 890,914.20 and 194,400.40

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Solution

The fourth proportional to 593,870.80, 890,914.20 and 194,400.40 is: 291,635.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,870.80 : 890,914.20 = 194,400.40 : x
  2. Step 2: Convert to fraction form
    593,870.80/890,914.20 = 194,400.40/x
  3. Step 3: Cross multiply
    593,870.80x = 890,914.20 × 194,400.40
  4. Step 4: Simplify right side
    593,870.80x = 173,194,076,845.68
  5. Step 5: Solve for x
    x = 173,194,076,845.68/593,870.80
  6. Step 6: Final answer
    x = 291,635.95

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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.