Home / 805,246.01-1,111,260.75-437,747.86

Finding the Fourth Proportional to 805,246.01, 1,111,260.75 and 437,747.86

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Solution

The fourth proportional to 805,246.01, 1,111,260.75 and 437,747.86 is: 604,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,246.01 : 1,111,260.75 = 437,747.86 : x
  2. Step 2: Convert to fraction form
    805,246.01/1,111,260.75 = 437,747.86/x
  3. Step 3: Cross multiply
    805,246.01x = 1,111,260.75 × 437,747.86
  4. Step 4: Simplify right side
    805,246.01x = 486,452,017,992.65
  5. Step 5: Solve for x
    x = 486,452,017,992.65/805,246.01
  6. Step 6: Final answer
    x = 604,103.61

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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.