Home / 808,266.66-1,115,790.58-468,610.98

Finding the Fourth Proportional to 808,266.66, 1,115,790.58 and 468,610.98

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Solution

The fourth proportional to 808,266.66, 1,115,790.58 and 468,610.98 is: 646,904.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,266.66 : 1,115,790.58 = 468,610.98 : x
  2. Step 2: Convert to fraction form
    808,266.66/1,115,790.58 = 468,610.98/x
  3. Step 3: Cross multiply
    808,266.66x = 1,115,790.58 × 468,610.98
  4. Step 4: Simplify right side
    808,266.66x = 522,871,717,168.57
  5. Step 5: Solve for x
    x = 522,871,717,168.57/808,266.66
  6. Step 6: Final answer
    x = 646,904.97

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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.