Home / 1,276,384.08-1,761,410.31-695,607.35

Finding the Fourth Proportional to 1,276,384.08, 1,761,410.31 and 695,607.35

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Solution

The fourth proportional to 1,276,384.08, 1,761,410.31 and 695,607.35 is: 959,938.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,384.08 : 1,761,410.31 = 695,607.35 : x
  2. Step 2: Convert to fraction form
    1,276,384.08/1,761,410.31 = 695,607.35/x
  3. Step 3: Cross multiply
    1,276,384.08x = 1,761,410.31 × 695,607.35
  4. Step 4: Simplify right side
    1,276,384.08x = 1,225,249,945,716.69
  5. Step 5: Solve for x
    x = 1,225,249,945,716.69/1,276,384.08
  6. Step 6: Final answer
    x = 959,938.29

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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.