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Finding the Fourth Proportional to 524,187.40, 786,281.10 and 224,811.40

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Solution

The fourth proportional to 524,187.40, 786,281.10 and 224,811.40 is: 337,217.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,187.40 : 786,281.10 = 224,811.40 : x
  2. Step 2: Convert to fraction form
    524,187.40/786,281.10 = 224,811.40/x
  3. Step 3: Cross multiply
    524,187.40x = 786,281.10 × 224,811.40
  4. Step 4: Simplify right side
    524,187.40x = 176,764,954,884.54
  5. Step 5: Solve for x
    x = 176,764,954,884.54/524,187.40
  6. Step 6: Final answer
    x = 337,217.10

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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.