Home / 374,627.87-516,641.49-245,519.32

Finding the Fourth Proportional to 374,627.87, 516,641.49 and 245,519.32

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Solution

The fourth proportional to 374,627.87, 516,641.49 and 245,519.32 is: 338,590.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,627.87 : 516,641.49 = 245,519.32 : x
  2. Step 2: Convert to fraction form
    374,627.87/516,641.49 = 245,519.32/x
  3. Step 3: Cross multiply
    374,627.87x = 516,641.49 × 245,519.32
  4. Step 4: Simplify right side
    374,627.87x = 126,845,467,308.59
  5. Step 5: Solve for x
    x = 126,845,467,308.59/374,627.87
  6. Step 6: Final answer
    x = 338,590.58

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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.