Home / 893,569.70-1,340,354.55-395,905.70

Finding the Fourth Proportional to 893,569.70, 1,340,354.55 and 395,905.70

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Solution

The fourth proportional to 893,569.70, 1,340,354.55 and 395,905.70 is: 593,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,569.70 : 1,340,354.55 = 395,905.70 : x
  2. Step 2: Convert to fraction form
    893,569.70/1,340,354.55 = 395,905.70/x
  3. Step 3: Cross multiply
    893,569.70x = 1,340,354.55 × 395,905.70
  4. Step 4: Simplify right side
    893,569.70x = 530,654,006,365.94
  5. Step 5: Solve for x
    x = 530,654,006,365.94/893,569.70
  6. Step 6: Final answer
    x = 593,858.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.