Home / 879,937.73-1,214,314.08-477,529.73

Finding the Fourth Proportional to 879,937.73, 1,214,314.08 and 477,529.73

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Solution

The fourth proportional to 879,937.73, 1,214,314.08 and 477,529.73 is: 658,991.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,937.73 : 1,214,314.08 = 477,529.73 : x
  2. Step 2: Convert to fraction form
    879,937.73/1,214,314.08 = 477,529.73/x
  3. Step 3: Cross multiply
    879,937.73x = 1,214,314.08 × 477,529.73
  4. Step 4: Simplify right side
    879,937.73x = 579,871,078,279.49
  5. Step 5: Solve for x
    x = 579,871,078,279.49/879,937.73
  6. Step 6: Final answer
    x = 658,991.03

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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.