Home / 598,847.66-826,411.65-383,988.58

Finding the Fourth Proportional to 598,847.66, 826,411.65 and 383,988.58

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Solution

The fourth proportional to 598,847.66, 826,411.65 and 383,988.58 is: 529,905.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,847.66 : 826,411.65 = 383,988.58 : x
  2. Step 2: Convert to fraction form
    598,847.66/826,411.65 = 383,988.58/x
  3. Step 3: Cross multiply
    598,847.66x = 826,411.65 × 383,988.58
  4. Step 4: Simplify right side
    598,847.66x = 317,332,635,978.96
  5. Step 5: Solve for x
    x = 317,332,635,978.96/598,847.66
  6. Step 6: Final answer
    x = 529,905.45

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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.