Home / 930,593.78-1,283,892.38-608,492.42

Finding the Fourth Proportional to 930,593.78, 1,283,892.38 and 608,492.42

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Solution

The fourth proportional to 930,593.78, 1,283,892.38 and 608,492.42 is: 839,505.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,593.78 : 1,283,892.38 = 608,492.42 : x
  2. Step 2: Convert to fraction form
    930,593.78/1,283,892.38 = 608,492.42/x
  3. Step 3: Cross multiply
    930,593.78x = 1,283,892.38 × 608,492.42
  4. Step 4: Simplify right side
    930,593.78x = 781,238,781,325.76
  5. Step 5: Solve for x
    x = 781,238,781,325.76/930,593.78
  6. Step 6: Final answer
    x = 839,505.70

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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.