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Finding the Fourth Proportional to 411,119.91, 567,349.70 and 229,841.91

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Solution

The fourth proportional to 411,119.91, 567,349.70 and 229,841.91 is: 317,184.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,119.91 : 567,349.70 = 229,841.91 : x
  2. Step 2: Convert to fraction form
    411,119.91/567,349.70 = 229,841.91/x
  3. Step 3: Cross multiply
    411,119.91x = 567,349.70 × 229,841.91
  4. Step 4: Simplify right side
    411,119.91x = 130,400,737,536.72
  5. Step 5: Solve for x
    x = 130,400,737,536.72/411,119.91
  6. Step 6: Final answer
    x = 317,184.19

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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.