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Finding the Fourth Proportional to 588,846.80, 883,270.20 and 339,323.60

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Solution

The fourth proportional to 588,846.80, 883,270.20 and 339,323.60 is: 508,985.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,846.80 : 883,270.20 = 339,323.60 : x
  2. Step 2: Convert to fraction form
    588,846.80/883,270.20 = 339,323.60/x
  3. Step 3: Cross multiply
    588,846.80x = 883,270.20 × 339,323.60
  4. Step 4: Simplify right side
    588,846.80x = 299,714,424,036.72
  5. Step 5: Solve for x
    x = 299,714,424,036.72/588,846.80
  6. Step 6: Final answer
    x = 508,985.40

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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.