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Finding the Fourth Proportional to 560,555.44, 841,169.41 and 205,605.34

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Solution

The fourth proportional to 560,555.44, 841,169.41 and 205,605.34 is: 308,531.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,555.44 : 841,169.41 = 205,605.34 : x
  2. Step 2: Convert to fraction form
    560,555.44/841,169.41 = 205,605.34/x
  3. Step 3: Cross multiply
    560,555.44x = 841,169.41 × 205,605.34
  4. Step 4: Simplify right side
    560,555.44x = 172,948,919,923.71
  5. Step 5: Solve for x
    x = 172,948,919,923.71/560,555.44
  6. Step 6: Final answer
    x = 308,531.34

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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.