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Finding the Fourth Proportional to 536,609.70, 804,914.55 and 162,584.10

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Solution

The fourth proportional to 536,609.70, 804,914.55 and 162,584.10 is: 243,876.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,609.70 : 804,914.55 = 162,584.10 : x
  2. Step 2: Convert to fraction form
    536,609.70/804,914.55 = 162,584.10/x
  3. Step 3: Cross multiply
    536,609.70x = 804,914.55 × 162,584.10
  4. Step 4: Simplify right side
    536,609.70x = 130,866,307,688.66
  5. Step 5: Solve for x
    x = 130,866,307,688.66/536,609.70
  6. Step 6: Final answer
    x = 243,876.15

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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.