Home / 516,936.16-713,404.56-290,596.24

Finding the Fourth Proportional to 516,936.16, 713,404.56 and 290,596.24

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Solution

The fourth proportional to 516,936.16, 713,404.56 and 290,596.24 is: 401,041.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,936.16 : 713,404.56 = 290,596.24 : x
  2. Step 2: Convert to fraction form
    516,936.16/713,404.56 = 290,596.24/x
  3. Step 3: Cross multiply
    516,936.16x = 713,404.56 × 290,596.24
  4. Step 4: Simplify right side
    516,936.16x = 207,312,682,734.85
  5. Step 5: Solve for x
    x = 207,312,682,734.85/516,936.16
  6. Step 6: Final answer
    x = 401,041.17

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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.