Home / 596,920.64-823,725.60-328,631.36

Finding the Fourth Proportional to 596,920.64, 823,725.60 and 328,631.36

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Solution

The fourth proportional to 596,920.64, 823,725.60 and 328,631.36 is: 453,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,920.64 : 823,725.60 = 328,631.36 : x
  2. Step 2: Convert to fraction form
    596,920.64/823,725.60 = 328,631.36/x
  3. Step 3: Cross multiply
    596,920.64x = 823,725.60 × 328,631.36
  4. Step 4: Simplify right side
    596,920.64x = 270,702,064,194.82
  5. Step 5: Solve for x
    x = 270,702,064,194.82/596,920.64
  6. Step 6: Final answer
    x = 453,497.58

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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.