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Finding the Fourth Proportional to 593,528.80, 890,293.20 and 534,431.20

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Solution

The fourth proportional to 593,528.80, 890,293.20 and 534,431.20 is: 801,646.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,528.80 : 890,293.20 = 534,431.20 : x
  2. Step 2: Convert to fraction form
    593,528.80/890,293.20 = 534,431.20/x
  3. Step 3: Cross multiply
    593,528.80x = 890,293.20 × 534,431.20
  4. Step 4: Simplify right side
    593,528.80x = 475,800,463,227.84
  5. Step 5: Solve for x
    x = 475,800,463,227.84/593,528.80
  6. Step 6: Final answer
    x = 801,646.80

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Double scale
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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.