Home / 1,519,455.70-2,279,320.85-439,952.50

Finding the Fourth Proportional to 1,519,455.70, 2,279,320.85 and 439,952.50

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Solution

The fourth proportional to 1,519,455.70, 2,279,320.85 and 439,952.50 is: 659,968.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,455.70 : 2,279,320.85 = 439,952.50 : x
  2. Step 2: Convert to fraction form
    1,519,455.70/2,279,320.85 = 439,952.50/x
  3. Step 3: Cross multiply
    1,519,455.70x = 2,279,320.85 × 439,952.50
  4. Step 4: Simplify right side
    1,519,455.70x = 1,002,792,906,259.63
  5. Step 5: Solve for x
    x = 1,002,792,906,259.63/1,519,455.70
  6. Step 6: Final answer
    x = 659,968.50

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Double scale
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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.