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Finding the Fourth Proportional to 697,755.44, 963,052.56 and 425,765.06

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Solution

The fourth proportional to 697,755.44, 963,052.56 and 425,765.06 is: 587,647.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,755.44 : 963,052.56 = 425,765.06 : x
  2. Step 2: Convert to fraction form
    697,755.44/963,052.56 = 425,765.06/x
  3. Step 3: Cross multiply
    697,755.44x = 963,052.56 × 425,765.06
  4. Step 4: Simplify right side
    697,755.44x = 410,034,126,176.29
  5. Step 5: Solve for x
    x = 410,034,126,176.29/697,755.44
  6. Step 6: Final answer
    x = 587,647.34

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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.