Home / 961,176.62-1,326,451.74-525,619.64

Finding the Fourth Proportional to 961,176.62, 1,326,451.74 and 525,619.64

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Solution

The fourth proportional to 961,176.62, 1,326,451.74 and 525,619.64 is: 725,370.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,176.62 : 1,326,451.74 = 525,619.64 : x
  2. Step 2: Convert to fraction form
    961,176.62/1,326,451.74 = 525,619.64/x
  3. Step 3: Cross multiply
    961,176.62x = 1,326,451.74 × 525,619.64
  4. Step 4: Simplify right side
    961,176.62x = 697,209,086,056.17
  5. Step 5: Solve for x
    x = 697,209,086,056.17/961,176.62
  6. Step 6: Final answer
    x = 725,370.42

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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.