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Finding the Fourth Proportional to 591,899.66, 888,073.05 and 355,406.66

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Solution

The fourth proportional to 591,899.66, 888,073.05 and 355,406.66 is: 533,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,899.66 : 888,073.05 = 355,406.66 : x
  2. Step 2: Convert to fraction form
    591,899.66/888,073.05 = 355,406.66/x
  3. Step 3: Cross multiply
    591,899.66x = 888,073.05 × 355,406.66
  4. Step 4: Simplify right side
    591,899.66x = 315,627,076,536.51
  5. Step 5: Solve for x
    x = 315,627,076,536.51/591,899.66
  6. Step 6: Final answer
    x = 533,244.23

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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.