Home / 427,929.60-590,552.08-234,345.44

Finding the Fourth Proportional to 427,929.60, 590,552.08 and 234,345.44

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Solution

The fourth proportional to 427,929.60, 590,552.08 and 234,345.44 is: 323,401.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,929.60 : 590,552.08 = 234,345.44 : x
  2. Step 2: Convert to fraction form
    427,929.60/590,552.08 = 234,345.44/x
  3. Step 3: Cross multiply
    427,929.60x = 590,552.08 × 234,345.44
  4. Step 4: Simplify right side
    427,929.60x = 138,393,187,030.52
  5. Step 5: Solve for x
    x = 138,393,187,030.52/427,929.60
  6. Step 6: Final answer
    x = 323,401.76

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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.