Home / 596,584.78-823,287.09-328,312.78

Finding the Fourth Proportional to 596,584.78, 823,287.09 and 328,312.78

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Solution

The fourth proportional to 596,584.78, 823,287.09 and 328,312.78 is: 453,071.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,584.78 : 823,287.09 = 328,312.78 : x
  2. Step 2: Convert to fraction form
    596,584.78/823,287.09 = 328,312.78/x
  3. Step 3: Cross multiply
    596,584.78x = 823,287.09 × 328,312.78
  4. Step 4: Simplify right side
    596,584.78x = 270,295,673,256.01
  5. Step 5: Solve for x
    x = 270,295,673,256.01/596,584.78
  6. Step 6: Final answer
    x = 453,071.69

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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.