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Finding the Fourth Proportional to 500,463.78, 748,812.24 and 350,995.80

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Solution

The fourth proportional to 500,463.78, 748,812.24 and 350,995.80 is: 525,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,463.78 : 748,812.24 = 350,995.80 : x
  2. Step 2: Convert to fraction form
    500,463.78/748,812.24 = 350,995.80/x
  3. Step 3: Cross multiply
    500,463.78x = 748,812.24 × 350,995.80
  4. Step 4: Simplify right side
    500,463.78x = 262,829,951,228.59
  5. Step 5: Solve for x
    x = 262,829,951,228.59/500,463.78
  6. Step 6: Final answer
    x = 525,172.77

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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.