Home / 953,813.94-1,430,972.43-554,070.45

Finding the Fourth Proportional to 953,813.94, 1,430,972.43 and 554,070.45

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Solution

The fourth proportional to 953,813.94, 1,430,972.43 and 554,070.45 is: 831,251.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,813.94 : 1,430,972.43 = 554,070.45 : x
  2. Step 2: Convert to fraction form
    953,813.94/1,430,972.43 = 554,070.45/x
  3. Step 3: Cross multiply
    953,813.94x = 1,430,972.43 × 554,070.45
  4. Step 4: Simplify right side
    953,813.94x = 792,859,538,227.69
  5. Step 5: Solve for x
    x = 792,859,538,227.69/953,813.94
  6. Step 6: Final answer
    x = 831,251.78

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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.