Home / 965,249.40-1,332,104.52-557,425.80

Finding the Fourth Proportional to 965,249.40, 1,332,104.52 and 557,425.80

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Solution

The fourth proportional to 965,249.40, 1,332,104.52 and 557,425.80 is: 769,282.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,249.40 : 1,332,104.52 = 557,425.80 : x
  2. Step 2: Convert to fraction form
    965,249.40/1,332,104.52 = 557,425.80/x
  3. Step 3: Cross multiply
    965,249.40x = 1,332,104.52 × 557,425.80
  4. Step 4: Simplify right side
    965,249.40x = 742,549,427,744.62
  5. Step 5: Solve for x
    x = 742,549,427,744.62/965,249.40
  6. Step 6: Final answer
    x = 769,282.45

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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.