Home / 961,440.22-1,326,733.54-525,770.91

Finding the Fourth Proportional to 961,440.22, 1,326,733.54 and 525,770.91

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Solution

The fourth proportional to 961,440.22, 1,326,733.54 and 525,770.91 is: 725,534.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,440.22 : 1,326,733.54 = 525,770.91 : x
  2. Step 2: Convert to fraction form
    961,440.22/1,326,733.54 = 525,770.91/x
  3. Step 3: Cross multiply
    961,440.22x = 1,326,733.54 × 525,770.91
  4. Step 4: Simplify right side
    961,440.22x = 697,557,900,653.32
  5. Step 5: Solve for x
    x = 697,557,900,653.32/961,440.22
  6. Step 6: Final answer
    x = 725,534.35

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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.