Home / 1,276,329.56-1,761,335.09-695,552.85

Finding the Fourth Proportional to 1,276,329.56, 1,761,335.09 and 695,552.85

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Solution

The fourth proportional to 1,276,329.56, 1,761,335.09 and 695,552.85 is: 959,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,329.56 : 1,761,335.09 = 695,552.85 : x
  2. Step 2: Convert to fraction form
    1,276,329.56/1,761,335.09 = 695,552.85/x
  3. Step 3: Cross multiply
    1,276,329.56x = 1,761,335.09 × 695,552.85
  4. Step 4: Simplify right side
    1,276,329.56x = 1,225,101,636,809.47
  5. Step 5: Solve for x
    x = 1,225,101,636,809.47/1,276,329.56
  6. Step 6: Final answer
    x = 959,863.09

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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.