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Finding the Fourth Proportional to 567,867.60, 851,801.40 and 483,433.20

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Solution

The fourth proportional to 567,867.60, 851,801.40 and 483,433.20 is: 725,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,867.60 : 851,801.40 = 483,433.20 : x
  2. Step 2: Convert to fraction form
    567,867.60/851,801.40 = 483,433.20/x
  3. Step 3: Cross multiply
    567,867.60x = 851,801.40 × 483,433.20
  4. Step 4: Simplify right side
    567,867.60x = 411,789,076,566.48
  5. Step 5: Solve for x
    x = 411,789,076,566.48/567,867.60
  6. Step 6: Final answer
    x = 725,149.80

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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.