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Finding the Fourth Proportional to 589,048.40, 883,572.60 and 411,755.60

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Solution

The fourth proportional to 589,048.40, 883,572.60 and 411,755.60 is: 617,633.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,048.40 : 883,572.60 = 411,755.60 : x
  2. Step 2: Convert to fraction form
    589,048.40/883,572.60 = 411,755.60/x
  3. Step 3: Cross multiply
    589,048.40x = 883,572.60 × 411,755.60
  4. Step 4: Simplify right side
    589,048.40x = 363,815,966,056.56
  5. Step 5: Solve for x
    x = 363,815,966,056.56/589,048.40
  6. Step 6: Final answer
    x = 617,633.40

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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.