Home / 1,276,274.06-1,761,261.31-695,501.58

Finding the Fourth Proportional to 1,276,274.06, 1,761,261.31 and 695,501.58

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Solution

The fourth proportional to 1,276,274.06, 1,761,261.31 and 695,501.58 is: 959,793.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,274.06 : 1,761,261.31 = 695,501.58 : x
  2. Step 2: Convert to fraction form
    1,276,274.06/1,761,261.31 = 695,501.58/x
  3. Step 3: Cross multiply
    1,276,274.06x = 1,761,261.31 × 695,501.58
  4. Step 4: Simplify right side
    1,276,274.06x = 1,224,960,023,897.87
  5. Step 5: Solve for x
    x = 1,224,960,023,897.87/1,276,274.06
  6. Step 6: Final answer
    x = 959,793.87

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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.