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Finding the Fourth Proportional to 541,860.88, 747,784.89 and 300,165.94

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Solution

The fourth proportional to 541,860.88, 747,784.89 and 300,165.94 is: 414,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,860.88 : 747,784.89 = 300,165.94 : x
  2. Step 2: Convert to fraction form
    541,860.88/747,784.89 = 300,165.94/x
  3. Step 3: Cross multiply
    541,860.88x = 747,784.89 × 300,165.94
  4. Step 4: Simplify right side
    541,860.88x = 224,459,553,463.59
  5. Step 5: Solve for x
    x = 224,459,553,463.59/541,860.88
  6. Step 6: Final answer
    x = 414,238.35

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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.