Home / 436,723.44-602,690.10-245,743.56

Finding the Fourth Proportional to 436,723.44, 602,690.10 and 245,743.56

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Solution

The fourth proportional to 436,723.44, 602,690.10 and 245,743.56 is: 339,132.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,723.44 : 602,690.10 = 245,743.56 : x
  2. Step 2: Convert to fraction form
    436,723.44/602,690.10 = 245,743.56/x
  3. Step 3: Cross multiply
    436,723.44x = 602,690.10 × 245,743.56
  4. Step 4: Simplify right side
    436,723.44x = 148,107,210,750.76
  5. Step 5: Solve for x
    x = 148,107,210,750.76/436,723.44
  6. Step 6: Final answer
    x = 339,132.73

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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.