Home / 823,275.15-1,135,956.58-460,628.65

Finding the Fourth Proportional to 823,275.15, 1,135,956.58 and 460,628.65

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Solution

The fourth proportional to 823,275.15, 1,135,956.58 and 460,628.65 is: 635,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,275.15 : 1,135,956.58 = 460,628.65 : x
  2. Step 2: Convert to fraction form
    823,275.15/1,135,956.58 = 460,628.65/x
  3. Step 3: Cross multiply
    823,275.15x = 1,135,956.58 × 460,628.65
  4. Step 4: Simplify right side
    823,275.15x = 523,254,145,904.02
  5. Step 5: Solve for x
    x = 523,254,145,904.02/823,275.15
  6. Step 6: Final answer
    x = 635,576.27

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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.