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Finding the Fourth Proportional to 348,806.67, 523,196.24 and 99,488.67

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Solution

The fourth proportional to 348,806.67, 523,196.24 and 99,488.67 is: 149,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,806.67 : 523,196.24 = 99,488.67 : x
  2. Step 2: Convert to fraction form
    348,806.67/523,196.24 = 99,488.67/x
  3. Step 3: Cross multiply
    348,806.67x = 523,196.24 × 99,488.67
  4. Step 4: Simplify right side
    348,806.67x = 52,052,097,569.16
  5. Step 5: Solve for x
    x = 52,052,097,569.16/348,806.67
  6. Step 6: Final answer
    x = 149,229.08

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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.