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Finding the Fourth Proportional to 424,267.85, 585,489.51 and 233,293.61

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Solution

The fourth proportional to 424,267.85, 585,489.51 and 233,293.61 is: 321,945.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,267.85 : 585,489.51 = 233,293.61 : x
  2. Step 2: Convert to fraction form
    424,267.85/585,489.51 = 233,293.61/x
  3. Step 3: Cross multiply
    424,267.85x = 585,489.51 × 233,293.61
  4. Step 4: Simplify right side
    424,267.85x = 136,590,961,405.03
  5. Step 5: Solve for x
    x = 136,590,961,405.03/424,267.85
  6. Step 6: Final answer
    x = 321,945.11

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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.