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Finding the Fourth Proportional to 555,200.10, 832,994.55 and 239,883.30

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Solution

The fourth proportional to 555,200.10, 832,994.55 and 239,883.30 is: 359,908.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,200.10 : 832,994.55 = 239,883.30 : x
  2. Step 2: Convert to fraction form
    555,200.10/832,994.55 = 239,883.30/x
  3. Step 3: Cross multiply
    555,200.10x = 832,994.55 × 239,883.30
  4. Step 4: Simplify right side
    555,200.10x = 199,821,481,536.02
  5. Step 5: Solve for x
    x = 199,821,481,536.02/555,200.10
  6. Step 6: Final answer
    x = 359,908.94

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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.