Home / 938,949.84-1,295,730.81-530,997.93

Finding the Fourth Proportional to 938,949.84, 1,295,730.81 and 530,997.93

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Solution

The fourth proportional to 938,949.84, 1,295,730.81 and 530,997.93 is: 732,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,949.84 : 1,295,730.81 = 530,997.93 : x
  2. Step 2: Convert to fraction form
    938,949.84/1,295,730.81 = 530,997.93/x
  3. Step 3: Cross multiply
    938,949.84x = 1,295,730.81 × 530,997.93
  4. Step 4: Simplify right side
    938,949.84x = 688,030,377,947.22
  5. Step 5: Solve for x
    x = 688,030,377,947.22/938,949.84
  6. Step 6: Final answer
    x = 732,765.85

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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.