Home / 318,535.86-439,579.55-175,295.91

Finding the Fourth Proportional to 318,535.86, 439,579.55 and 175,295.91

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Solution

The fourth proportional to 318,535.86, 439,579.55 and 175,295.91 is: 241,908.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,535.86 : 439,579.55 = 175,295.91 : x
  2. Step 2: Convert to fraction form
    318,535.86/439,579.55 = 175,295.91/x
  3. Step 3: Cross multiply
    318,535.86x = 439,579.55 × 175,295.91
  4. Step 4: Simplify right side
    318,535.86x = 77,056,497,672.88
  5. Step 5: Solve for x
    x = 77,056,497,672.88/318,535.86
  6. Step 6: Final answer
    x = 241,908.39

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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.