Home / 361,254.28-541,683.90-286,852.36

Finding the Fourth Proportional to 361,254.28, 541,683.90 and 286,852.36

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Solution

The fourth proportional to 361,254.28, 541,683.90 and 286,852.36 is: 430,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,254.28 : 541,683.90 = 286,852.36 : x
  2. Step 2: Convert to fraction form
    361,254.28/541,683.90 = 286,852.36/x
  3. Step 3: Cross multiply
    361,254.28x = 541,683.90 × 286,852.36
  4. Step 4: Simplify right side
    361,254.28x = 155,383,305,089.00
  5. Step 5: Solve for x
    x = 155,383,305,089.00/361,254.28
  6. Step 6: Final answer
    x = 430,121.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.