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Finding the Fourth Proportional to 529,554.70, 730,952.67 and 338,568.85

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Solution

The fourth proportional to 529,554.70, 730,952.67 and 338,568.85 is: 467,331.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,554.70 : 730,952.67 = 338,568.85 : x
  2. Step 2: Convert to fraction form
    529,554.70/730,952.67 = 338,568.85/x
  3. Step 3: Cross multiply
    529,554.70x = 730,952.67 × 338,568.85
  4. Step 4: Simplify right side
    529,554.70x = 247,477,804,886.33
  5. Step 5: Solve for x
    x = 247,477,804,886.33/529,554.70
  6. Step 6: Final answer
    x = 467,331.90

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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.