Home / 1,150,374.40-1,725,612.80-392,204.80

Finding the Fourth Proportional to 1,150,374.40, 1,725,612.80 and 392,204.80

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Solution

The fourth proportional to 1,150,374.40, 1,725,612.80 and 392,204.80 is: 588,324.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,374.40 : 1,725,612.80 = 392,204.80 : x
  2. Step 2: Convert to fraction form
    1,150,374.40/1,725,612.80 = 392,204.80/x
  3. Step 3: Cross multiply
    1,150,374.40x = 1,725,612.80 × 392,204.80
  4. Step 4: Simplify right side
    1,150,374.40x = 676,793,623,101.44
  5. Step 5: Solve for x
    x = 676,793,623,101.44/1,150,374.40
  6. Step 6: Final answer
    x = 588,324.66

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1.5x scale

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.