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Finding the Fourth Proportional to 500,548.50, 750,816.72 and 201,023.70

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Solution

The fourth proportional to 500,548.50, 750,816.72 and 201,023.70 is: 301,533.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,548.50 : 750,816.72 = 201,023.70 : x
  2. Step 2: Convert to fraction form
    500,548.50/750,816.72 = 201,023.70/x
  3. Step 3: Cross multiply
    500,548.50x = 750,816.72 × 201,023.70
  4. Step 4: Simplify right side
    500,548.50x = 150,931,955,076.26
  5. Step 5: Solve for x
    x = 150,931,955,076.26/500,548.50
  6. Step 6: Final answer
    x = 301,533.13

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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.