Home / 901,588.50-1,244,231.01-499,180.50

Finding the Fourth Proportional to 901,588.50, 1,244,231.01 and 499,180.50

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Solution

The fourth proportional to 901,588.50, 1,244,231.01 and 499,180.50 is: 688,890.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,588.50 : 1,244,231.01 = 499,180.50 : x
  2. Step 2: Convert to fraction form
    901,588.50/1,244,231.01 = 499,180.50/x
  3. Step 3: Cross multiply
    901,588.50x = 1,244,231.01 × 499,180.50
  4. Step 4: Simplify right side
    901,588.50x = 621,095,857,687.31
  5. Step 5: Solve for x
    x = 621,095,857,687.31/901,588.50
  6. Step 6: Final answer
    x = 688,890.62

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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.