Home / 241,000.42-361,717.45-128,776.57

Finding the Fourth Proportional to 241,000.42, 361,717.45 and 128,776.57

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Solution

The fourth proportional to 241,000.42, 361,717.45 and 128,776.57 is: 193,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,000.42 : 361,717.45 = 128,776.57 : x
  2. Step 2: Convert to fraction form
    241,000.42/361,717.45 = 128,776.57/x
  3. Step 3: Cross multiply
    241,000.42x = 361,717.45 × 128,776.57
  4. Step 4: Simplify right side
    241,000.42x = 46,580,730,711.56
  5. Step 5: Solve for x
    x = 46,580,730,711.56/241,000.42
  6. Step 6: Final answer
    x = 193,280.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.