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Finding the Fourth Proportional to 601,630.20, 902,445.30 and 483,532.20

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Solution

The fourth proportional to 601,630.20, 902,445.30 and 483,532.20 is: 725,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,630.20 : 902,445.30 = 483,532.20 : x
  2. Step 2: Convert to fraction form
    601,630.20/902,445.30 = 483,532.20/x
  3. Step 3: Cross multiply
    601,630.20x = 902,445.30 × 483,532.20
  4. Step 4: Simplify right side
    601,630.20x = 436,361,361,288.66
  5. Step 5: Solve for x
    x = 436,361,361,288.66/601,630.20
  6. Step 6: Final answer
    x = 725,298.30

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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.