Home / 714,611.00-986,164.83-392,341.83

Finding the Fourth Proportional to 714,611.00, 986,164.83 and 392,341.83

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Solution

The fourth proportional to 714,611.00, 986,164.83 and 392,341.83 is: 541,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,611.00 : 986,164.83 = 392,341.83 : x
  2. Step 2: Convert to fraction form
    714,611.00/986,164.83 = 392,341.83/x
  3. Step 3: Cross multiply
    714,611.00x = 986,164.83 × 392,341.83
  4. Step 4: Simplify right side
    714,611.00x = 386,913,714,083.84
  5. Step 5: Solve for x
    x = 386,913,714,083.84/714,611.00
  6. Step 6: Final answer
    x = 541,432.64

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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.