Home / 1,276,364.32-1,761,350.31-695,602.39

Finding the Fourth Proportional to 1,276,364.32, 1,761,350.31 and 695,602.39

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Solution

The fourth proportional to 1,276,364.32, 1,761,350.31 and 695,602.39 is: 959,913.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,364.32 : 1,761,350.31 = 695,602.39 : x
  2. Step 2: Convert to fraction form
    1,276,364.32/1,761,350.31 = 695,602.39/x
  3. Step 3: Cross multiply
    1,276,364.32x = 1,761,350.31 × 695,602.39
  4. Step 4: Simplify right side
    1,276,364.32x = 1,225,199,485,263.24
  5. Step 5: Solve for x
    x = 1,225,199,485,263.24/1,276,364.32
  6. Step 6: Final answer
    x = 959,913.61

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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.