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Finding the Fourth Proportional to 548,902.80, 824,045.40 and 296,384.40

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Solution

The fourth proportional to 548,902.80, 824,045.40 and 296,384.40 is: 444,949.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,902.80 : 824,045.40 = 296,384.40 : x
  2. Step 2: Convert to fraction form
    548,902.80/824,045.40 = 296,384.40/x
  3. Step 3: Cross multiply
    548,902.80x = 824,045.40 × 296,384.40
  4. Step 4: Simplify right side
    548,902.80x = 244,234,201,451.76
  5. Step 5: Solve for x
    x = 244,234,201,451.76/548,902.80
  6. Step 6: Final answer
    x = 444,949.82

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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.