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Finding the Fourth Proportional to 483,205.42, 724,807.45 and 202,722.67

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Solution

The fourth proportional to 483,205.42, 724,807.45 and 202,722.67 is: 304,083.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,205.42 : 724,807.45 = 202,722.67 : x
  2. Step 2: Convert to fraction form
    483,205.42/724,807.45 = 202,722.67/x
  3. Step 3: Cross multiply
    483,205.42x = 724,807.45 × 202,722.67
  4. Step 4: Simplify right side
    483,205.42x = 146,934,901,499.89
  5. Step 5: Solve for x
    x = 146,934,901,499.89/483,205.42
  6. Step 6: Final answer
    x = 304,083.72

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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.