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Finding the Fourth Proportional to 589,817.60, 884,726.40 and 337,000.40

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Solution

The fourth proportional to 589,817.60, 884,726.40 and 337,000.40 is: 505,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,817.60 : 884,726.40 = 337,000.40 : x
  2. Step 2: Convert to fraction form
    589,817.60/884,726.40 = 337,000.40/x
  3. Step 3: Cross multiply
    589,817.60x = 884,726.40 × 337,000.40
  4. Step 4: Simplify right side
    589,817.60x = 298,153,150,690.56
  5. Step 5: Solve for x
    x = 298,153,150,690.56/589,817.60
  6. Step 6: Final answer
    x = 505,500.60

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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.