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Finding the Fourth Proportional to 500,750.64, 750,667.68 and 216,262.80

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Solution

The fourth proportional to 500,750.64, 750,667.68 and 216,262.80 is: 324,196.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,750.64 : 750,667.68 = 216,262.80 : x
  2. Step 2: Convert to fraction form
    500,750.64/750,667.68 = 216,262.80/x
  3. Step 3: Cross multiply
    500,750.64x = 750,667.68 × 216,262.80
  4. Step 4: Simplify right side
    500,750.64x = 162,341,494,346.30
  5. Step 5: Solve for x
    x = 162,341,494,346.30/500,750.64
  6. Step 6: Final answer
    x = 324,196.28

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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.