Home / 436,363.47-602,185.32-245,375.19

Finding the Fourth Proportional to 436,363.47, 602,185.32 and 245,375.19

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Solution

The fourth proportional to 436,363.47, 602,185.32 and 245,375.19 is: 338,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,363.47 : 602,185.32 = 245,375.19 : x
  2. Step 2: Convert to fraction form
    436,363.47/602,185.32 = 245,375.19/x
  3. Step 3: Cross multiply
    436,363.47x = 602,185.32 × 245,375.19
  4. Step 4: Simplify right side
    436,363.47x = 147,761,337,310.21
  5. Step 5: Solve for x
    x = 147,761,337,310.21/436,363.47
  6. Step 6: Final answer
    x = 338,619.86

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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.