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Finding the Fourth Proportional to 533,474.40, 798,267.60 and 333,890.40

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Solution

The fourth proportional to 533,474.40, 798,267.60 and 333,890.40 is: 499,618.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,474.40 : 798,267.60 = 333,890.40 : x
  2. Step 2: Convert to fraction form
    533,474.40/798,267.60 = 333,890.40/x
  3. Step 3: Cross multiply
    533,474.40x = 798,267.60 × 333,890.40
  4. Step 4: Simplify right side
    533,474.40x = 266,533,888,271.04
  5. Step 5: Solve for x
    x = 266,533,888,271.04/533,474.40
  6. Step 6: Final answer
    x = 499,618.89

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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.