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Finding the Fourth Proportional to 682,991.07, 941,651.48 and 560,030.43

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Solution

The fourth proportional to 682,991.07, 941,651.48 and 560,030.43 is: 772,123.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,991.07 : 941,651.48 = 560,030.43 : x
  2. Step 2: Convert to fraction form
    682,991.07/941,651.48 = 560,030.43/x
  3. Step 3: Cross multiply
    682,991.07x = 941,651.48 × 560,030.43
  4. Step 4: Simplify right side
    682,991.07x = 527,353,480,454.38
  5. Step 5: Solve for x
    x = 527,353,480,454.38/682,991.07
  6. Step 6: Final answer
    x = 772,123.54

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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.