Home / 339,734.16-509,608.44-123,585.60

Finding the Fourth Proportional to 339,734.16, 509,608.44 and 123,585.60

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Solution

The fourth proportional to 339,734.16, 509,608.44 and 123,585.60 is: 185,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,734.16 : 509,608.44 = 123,585.60 : x
  2. Step 2: Convert to fraction form
    339,734.16/509,608.44 = 123,585.60/x
  3. Step 3: Cross multiply
    339,734.16x = 509,608.44 × 123,585.60
  4. Step 4: Simplify right side
    339,734.16x = 62,980,264,822.46
  5. Step 5: Solve for x
    x = 62,980,264,822.46/339,734.16
  6. Step 6: Final answer
    x = 185,381.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.