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Finding the Fourth Proportional to 683,002.28, 941,667 and 560,041.68

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Solution

The fourth proportional to 683,002.28, 941,667 and 560,041.68 is: 772,139.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,002.28 : 941,667 = 560,041.68 : x
  2. Step 2: Convert to fraction form
    683,002.28/941,667 = 560,041.68/x
  3. Step 3: Cross multiply
    683,002.28x = 941,667 × 560,041.68
  4. Step 4: Simplify right side
    683,002.28x = 527,372,768,680.56
  5. Step 5: Solve for x
    x = 527,372,768,680.56/683,002.28
  6. Step 6: Final answer
    x = 772,139.10

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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.