Home / 939,008.87-1,295,861.58-531,102.73

Finding the Fourth Proportional to 939,008.87, 1,295,861.58 and 531,102.73

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Solution

The fourth proportional to 939,008.87, 1,295,861.58 and 531,102.73 is: 732,938.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,008.87 : 1,295,861.58 = 531,102.73 : x
  2. Step 2: Convert to fraction form
    939,008.87/1,295,861.58 = 531,102.73/x
  3. Step 3: Cross multiply
    939,008.87x = 1,295,861.58 × 531,102.73
  4. Step 4: Simplify right side
    939,008.87x = 688,235,622,468.31
  5. Step 5: Solve for x
    x = 688,235,622,468.31/939,008.87
  6. Step 6: Final answer
    x = 732,938.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.