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Finding the Fourth Proportional to 411,744.89, 568,210.77 and 230,473.59

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Solution

The fourth proportional to 411,744.89, 568,210.77 and 230,473.59 is: 318,055.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,744.89 : 568,210.77 = 230,473.59 : x
  2. Step 2: Convert to fraction form
    411,744.89/568,210.77 = 230,473.59/x
  3. Step 3: Cross multiply
    411,744.89x = 568,210.77 × 230,473.59
  4. Step 4: Simplify right side
    411,744.89x = 130,957,576,038.56
  5. Step 5: Solve for x
    x = 130,957,576,038.56/411,744.89
  6. Step 6: Final answer
    x = 318,055.14

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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.