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Finding the Fourth Proportional to 412,759.27, 569,365.86 and 259,554.52

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Solution

The fourth proportional to 412,759.27, 569,365.86 and 259,554.52 is: 358,033.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,759.27 : 569,365.86 = 259,554.52 : x
  2. Step 2: Convert to fraction form
    412,759.27/569,365.86 = 259,554.52/x
  3. Step 3: Cross multiply
    412,759.27x = 569,365.86 × 259,554.52
  4. Step 4: Simplify right side
    412,759.27x = 147,781,482,496.69
  5. Step 5: Solve for x
    x = 147,781,482,496.69/412,759.27
  6. Step 6: Final answer
    x = 358,033.10

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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.