Home / 579,867.72-800,226.36-350,392.92

Finding the Fourth Proportional to 579,867.72, 800,226.36 and 350,392.92

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Solution

The fourth proportional to 579,867.72, 800,226.36 and 350,392.92 is: 483,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,867.72 : 800,226.36 = 350,392.92 : x
  2. Step 2: Convert to fraction form
    579,867.72/800,226.36 = 350,392.92/x
  3. Step 3: Cross multiply
    579,867.72x = 800,226.36 × 350,392.92
  4. Step 4: Simplify right side
    579,867.72x = 280,393,650,941.37
  5. Step 5: Solve for x
    x = 280,393,650,941.37/579,867.72
  6. Step 6: Final answer
    x = 483,547.61

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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.