Home / 566,975.69-782,428.38-312,326.27

Finding the Fourth Proportional to 566,975.69, 782,428.38 and 312,326.27

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Solution

The fourth proportional to 566,975.69, 782,428.38 and 312,326.27 is: 431,011.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,975.69 : 782,428.38 = 312,326.27 : x
  2. Step 2: Convert to fraction form
    566,975.69/782,428.38 = 312,326.27/x
  3. Step 3: Cross multiply
    566,975.69x = 782,428.38 × 312,326.27
  4. Step 4: Simplify right side
    566,975.69x = 244,372,937,467.54
  5. Step 5: Solve for x
    x = 244,372,937,467.54/566,975.69
  6. Step 6: Final answer
    x = 431,011.31

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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.