Home / 436,725.60-602,677.44-245,735.16

Finding the Fourth Proportional to 436,725.60, 602,677.44 and 245,735.16

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Solution

The fourth proportional to 436,725.60, 602,677.44 and 245,735.16 is: 339,112.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,725.60 : 602,677.44 = 245,735.16 : x
  2. Step 2: Convert to fraction form
    436,725.60/602,677.44 = 245,735.16/x
  3. Step 3: Cross multiply
    436,725.60x = 602,677.44 × 245,735.16
  4. Step 4: Simplify right side
    436,725.60x = 148,099,037,146.79
  5. Step 5: Solve for x
    x = 148,099,037,146.79/436,725.60
  6. Step 6: Final answer
    x = 339,112.33

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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.