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Finding the Fourth Proportional to 593,800.60, 890,700.90 and 520,072.60

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Solution

The fourth proportional to 593,800.60, 890,700.90 and 520,072.60 is: 780,108.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,800.60 : 890,700.90 = 520,072.60 : x
  2. Step 2: Convert to fraction form
    593,800.60/890,700.90 = 520,072.60/x
  3. Step 3: Cross multiply
    593,800.60x = 890,700.90 × 520,072.60
  4. Step 4: Simplify right side
    593,800.60x = 463,229,132,885.34
  5. Step 5: Solve for x
    x = 463,229,132,885.34/593,800.60
  6. Step 6: Final answer
    x = 780,108.90

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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.