Home / 541,905.39-747,829.46-300,203.62

Finding the Fourth Proportional to 541,905.39, 747,829.46 and 300,203.62

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Solution

The fourth proportional to 541,905.39, 747,829.46 and 300,203.62 is: 414,281.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,905.39 : 747,829.46 = 300,203.62 : x
  2. Step 2: Convert to fraction form
    541,905.39/747,829.46 = 300,203.62/x
  3. Step 3: Cross multiply
    541,905.39x = 747,829.46 × 300,203.62
  4. Step 4: Simplify right side
    541,905.39x = 224,501,109,915.58
  5. Step 5: Solve for x
    x = 224,501,109,915.58/541,905.39
  6. Step 6: Final answer
    x = 414,281.01

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1.5x scale

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.