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Finding the Fourth Proportional to 433,040.40, 650,216.70 and 333,313.20

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Solution

The fourth proportional to 433,040.40, 650,216.70 and 333,313.20 is: 500,474.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,040.40 : 650,216.70 = 333,313.20 : x
  2. Step 2: Convert to fraction form
    433,040.40/650,216.70 = 333,313.20/x
  3. Step 3: Cross multiply
    433,040.40x = 650,216.70 × 333,313.20
  4. Step 4: Simplify right side
    433,040.40x = 216,725,808,970.44
  5. Step 5: Solve for x
    x = 216,725,808,970.44/433,040.40
  6. Step 6: Final answer
    x = 500,474.80

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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.