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Finding the Fourth Proportional to 411,329.04, 567,662.76 and 230,100.72

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Solution

The fourth proportional to 411,329.04, 567,662.76 and 230,100.72 is: 317,555.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,329.04 : 567,662.76 = 230,100.72 : x
  2. Step 2: Convert to fraction form
    411,329.04/567,662.76 = 230,100.72/x
  3. Step 3: Cross multiply
    411,329.04x = 567,662.76 × 230,100.72
  4. Step 4: Simplify right side
    411,329.04x = 130,619,609,793.19
  5. Step 5: Solve for x
    x = 130,619,609,793.19/411,329.04
  6. Step 6: Final answer
    x = 317,555.04

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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.