Home / 424,390.02-585,514.72-240,608.86

Finding the Fourth Proportional to 424,390.02, 585,514.72 and 240,608.86

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Solution

The fourth proportional to 424,390.02, 585,514.72 and 240,608.86 is: 331,958.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,390.02 : 585,514.72 = 240,608.86 : x
  2. Step 2: Convert to fraction form
    424,390.02/585,514.72 = 240,608.86/x
  3. Step 3: Cross multiply
    424,390.02x = 585,514.72 × 240,608.86
  4. Step 4: Simplify right side
    424,390.02x = 140,880,029,292.42
  5. Step 5: Solve for x
    x = 140,880,029,292.42/424,390.02
  6. Step 6: Final answer
    x = 331,958.86

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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.