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Finding the Fourth Proportional to 590,563.40, 885,845.10 and 544,944.20

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Solution

The fourth proportional to 590,563.40, 885,845.10 and 544,944.20 is: 817,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,563.40 : 885,845.10 = 544,944.20 : x
  2. Step 2: Convert to fraction form
    590,563.40/885,845.10 = 544,944.20/x
  3. Step 3: Cross multiply
    590,563.40x = 885,845.10 × 544,944.20
  4. Step 4: Simplify right side
    590,563.40x = 482,736,149,343.42
  5. Step 5: Solve for x
    x = 482,736,149,343.42/590,563.40
  6. Step 6: Final answer
    x = 817,416.30

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Half scale
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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.