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Finding the Fourth Proportional to 593,902.80, 890,962.20 and 194,432.40

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Solution

The fourth proportional to 593,902.80, 890,962.20 and 194,432.40 is: 291,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,902.80 : 890,962.20 = 194,432.40 : x
  2. Step 2: Convert to fraction form
    593,902.80/890,962.20 = 194,432.40/x
  3. Step 3: Cross multiply
    593,902.80x = 890,962.20 × 194,432.40
  4. Step 4: Simplify right side
    593,902.80x = 173,231,918,855.28
  5. Step 5: Solve for x
    x = 173,231,918,855.28/593,902.80
  6. Step 6: Final answer
    x = 291,683.96

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Similar ratio
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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.