Home / 427,911.89-590,536.86-236,925.28

Finding the Fourth Proportional to 427,911.89, 590,536.86 and 236,925.28

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Solution

The fourth proportional to 427,911.89, 590,536.86 and 236,925.28 is: 326,967.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,911.89 : 590,536.86 = 236,925.28 : x
  2. Step 2: Convert to fraction form
    427,911.89/590,536.86 = 236,925.28/x
  3. Step 3: Cross multiply
    427,911.89x = 590,536.86 × 236,925.28
  4. Step 4: Simplify right side
    427,911.89x = 139,913,110,905.82
  5. Step 5: Solve for x
    x = 139,913,110,905.82/427,911.89
  6. Step 6: Final answer
    x = 326,967.10

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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.